Home / 52,560.45-72,535.14-28,688.40

Finding the Fourth Proportional to 52,560.45, 72,535.14 and 28,688.40

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Solution

The fourth proportional to 52,560.45, 72,535.14 and 28,688.40 is: 39,590.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,560.45 : 72,535.14 = 28,688.40 : x
  2. Step 2: Convert to fraction form
    52,560.45/72,535.14 = 28,688.40/x
  3. Step 3: Cross multiply
    52,560.45x = 72,535.14 × 28,688.40
  4. Step 4: Simplify right side
    52,560.45x = 2,080,917,110.38
  5. Step 5: Solve for x
    x = 2,080,917,110.38/52,560.45
  6. Step 6: Final answer
    x = 39,590.93

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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.