Home / 52,562.18-72,535.28-28,688.64

Finding the Fourth Proportional to 52,562.18, 72,535.28 and 28,688.64

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Solution

The fourth proportional to 52,562.18, 72,535.28 and 28,688.64 is: 39,590.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,562.18 : 72,535.28 = 28,688.64 : x
  2. Step 2: Convert to fraction form
    52,562.18/72,535.28 = 28,688.64/x
  3. Step 3: Cross multiply
    52,562.18x = 72,535.28 × 28,688.64
  4. Step 4: Simplify right side
    52,562.18x = 2,080,938,535.22
  5. Step 5: Solve for x
    x = 2,080,938,535.22/52,562.18
  6. Step 6: Final answer
    x = 39,590.03

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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.