Home / 37,955.07-52,377.99-21,188.07

Finding the Fourth Proportional to 37,955.07, 52,377.99 and 21,188.07

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Solution

The fourth proportional to 37,955.07, 52,377.99 and 21,188.07 is: 29,239.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,955.07 : 52,377.99 = 21,188.07 : x
  2. Step 2: Convert to fraction form
    37,955.07/52,377.99 = 21,188.07/x
  3. Step 3: Cross multiply
    37,955.07x = 52,377.99 × 21,188.07
  4. Step 4: Simplify right side
    37,955.07x = 1,109,788,518.58
  5. Step 5: Solve for x
    x = 1,109,788,518.58/37,955.07
  6. Step 6: Final answer
    x = 29,239.53

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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.