Home / 55,915.04-83,856.08-16,471.28

Finding the Fourth Proportional to 55,915.04, 83,856.08 and 16,471.28

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Solution

The fourth proportional to 55,915.04, 83,856.08 and 16,471.28 is: 24,702.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,915.04 : 83,856.08 = 16,471.28 : x
  2. Step 2: Convert to fraction form
    55,915.04/83,856.08 = 16,471.28/x
  3. Step 3: Cross multiply
    55,915.04x = 83,856.08 × 16,471.28
  4. Step 4: Simplify right side
    55,915.04x = 1,381,216,973.38
  5. Step 5: Solve for x
    x = 1,381,216,973.38/55,915.04
  6. Step 6: Final answer
    x = 24,702.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.