Home / 47,915.19-66,123.06-26,695.21

Finding the Fourth Proportional to 47,915.19, 66,123.06 and 26,695.21

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Solution

The fourth proportional to 47,915.19, 66,123.06 and 26,695.21 is: 36,839.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,915.19 : 66,123.06 = 26,695.21 : x
  2. Step 2: Convert to fraction form
    47,915.19/66,123.06 = 26,695.21/x
  3. Step 3: Cross multiply
    47,915.19x = 66,123.06 × 26,695.21
  4. Step 4: Simplify right side
    47,915.19x = 1,765,168,972.54
  5. Step 5: Solve for x
    x = 1,765,168,972.54/47,915.19
  6. Step 6: Final answer
    x = 36,839.44

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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.