Home / 27,060.64-37,343.52-15,123.88

Finding the Fourth Proportional to 27,060.64, 37,343.52 and 15,123.88

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Solution

The fourth proportional to 27,060.64, 37,343.52 and 15,123.88 is: 20,870.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,060.64 : 37,343.52 = 15,123.88 : x
  2. Step 2: Convert to fraction form
    27,060.64/37,343.52 = 15,123.88/x
  3. Step 3: Cross multiply
    27,060.64x = 37,343.52 × 15,123.88
  4. Step 4: Simplify right side
    27,060.64x = 564,778,915.26
  5. Step 5: Solve for x
    x = 564,778,915.26/27,060.64
  6. Step 6: Final answer
    x = 20,870.86

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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.