Home / 52,458.28-72,391.51-28,585.15

Finding the Fourth Proportional to 52,458.28, 72,391.51 and 28,585.15

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Solution

The fourth proportional to 52,458.28, 72,391.51 and 28,585.15 is: 39,447.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,458.28 : 72,391.51 = 28,585.15 : x
  2. Step 2: Convert to fraction form
    52,458.28/72,391.51 = 28,585.15/x
  3. Step 3: Cross multiply
    52,458.28x = 72,391.51 × 28,585.15
  4. Step 4: Simplify right side
    52,458.28x = 2,069,322,172.08
  5. Step 5: Solve for x
    x = 2,069,322,172.08/52,458.28
  6. Step 6: Final answer
    x = 39,447.01

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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.