Home / 52,441.16-72,368.40-28,567.76

Finding the Fourth Proportional to 52,441.16, 72,368.40 and 28,567.76

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Solution

The fourth proportional to 52,441.16, 72,368.40 and 28,567.76 is: 39,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,441.16 : 72,368.40 = 28,567.76 : x
  2. Step 2: Convert to fraction form
    52,441.16/72,368.40 = 28,567.76/x
  3. Step 3: Cross multiply
    52,441.16x = 72,368.40 × 28,567.76
  4. Step 4: Simplify right side
    52,441.16x = 2,067,403,082.78
  5. Step 5: Solve for x
    x = 2,067,403,082.78/52,441.16
  6. Step 6: Final answer
    x = 39,423.29

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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.