Home / 52,856.20-72,941.52-28,983.26

Finding the Fourth Proportional to 52,856.20, 72,941.52 and 28,983.26

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Solution

The fourth proportional to 52,856.20, 72,941.52 and 28,983.26 is: 39,996.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,856.20 : 72,941.52 = 28,983.26 : x
  2. Step 2: Convert to fraction form
    52,856.20/72,941.52 = 28,983.26/x
  3. Step 3: Cross multiply
    52,856.20x = 72,941.52 × 28,983.26
  4. Step 4: Simplify right side
    52,856.20x = 2,114,083,038.96
  5. Step 5: Solve for x
    x = 2,114,083,038.96/52,856.20
  6. Step 6: Final answer
    x = 39,996.88

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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.