Home / 37,766.25-52,119.59-21,000.33

Finding the Fourth Proportional to 37,766.25, 52,119.59 and 21,000.33

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Solution

The fourth proportional to 37,766.25, 52,119.59 and 21,000.33 is: 28,981.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,766.25 : 52,119.59 = 21,000.33 : x
  2. Step 2: Convert to fraction form
    37,766.25/52,119.59 = 21,000.33/x
  3. Step 3: Cross multiply
    37,766.25x = 52,119.59 × 21,000.33
  4. Step 4: Simplify right side
    37,766.25x = 1,094,528,484.46
  5. Step 5: Solve for x
    x = 1,094,528,484.46/37,766.25
  6. Step 6: Final answer
    x = 28,981.66

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Double scale
Find fourth proportional to 37,767.25, 52,120.97 and 21,001.33
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.