Home / 52,572.71-72,550.47-28,699.40

Finding the Fourth Proportional to 52,572.71, 72,550.47 and 28,699.40

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Solution

The fourth proportional to 52,572.71, 72,550.47 and 28,699.40 is: 39,605.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,572.71 : 72,550.47 = 28,699.40 : x
  2. Step 2: Convert to fraction form
    52,572.71/72,550.47 = 28,699.40/x
  3. Step 3: Cross multiply
    52,572.71x = 72,550.47 × 28,699.40
  4. Step 4: Simplify right side
    52,572.71x = 2,082,154,958.72
  5. Step 5: Solve for x
    x = 2,082,154,958.72/52,572.71
  6. Step 6: Final answer
    x = 39,605.24

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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.