Home / 37,915.49-52,326.35-20,923.11

Finding the Fourth Proportional to 37,915.49, 52,326.35 and 20,923.11

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Solution

The fourth proportional to 37,915.49, 52,326.35 and 20,923.11 is: 28,875.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,915.49 : 52,326.35 = 20,923.11 : x
  2. Step 2: Convert to fraction form
    37,915.49/52,326.35 = 20,923.11/x
  3. Step 3: Cross multiply
    37,915.49x = 52,326.35 × 20,923.11
  4. Step 4: Simplify right side
    37,915.49x = 1,094,829,976.95
  5. Step 5: Solve for x
    x = 1,094,829,976.95/37,915.49
  6. Step 6: Final answer
    x = 28,875.53

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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.