Home / 34,772.19-47,985.68-18,856.53

Finding the Fourth Proportional to 34,772.19, 47,985.68 and 18,856.53

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Solution

The fourth proportional to 34,772.19, 47,985.68 and 18,856.53 is: 26,022.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,772.19 : 47,985.68 = 18,856.53 : x
  2. Step 2: Convert to fraction form
    34,772.19/47,985.68 = 18,856.53/x
  3. Step 3: Cross multiply
    34,772.19x = 47,985.68 × 18,856.53
  4. Step 4: Simplify right side
    34,772.19x = 904,843,320.21
  5. Step 5: Solve for x
    x = 904,843,320.21/34,772.19
  6. Step 6: Final answer
    x = 26,022.04

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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.