Home / 52,458.77-72,393.12-28,585.45

Finding the Fourth Proportional to 52,458.77, 72,393.12 and 28,585.45

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Solution

The fourth proportional to 52,458.77, 72,393.12 and 28,585.45 is: 39,447.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,458.77 : 72,393.12 = 28,585.45 : x
  2. Step 2: Convert to fraction form
    52,458.77/72,393.12 = 28,585.45/x
  3. Step 3: Cross multiply
    52,458.77x = 72,393.12 × 28,585.45
  4. Step 4: Simplify right side
    52,458.77x = 2,069,389,912.10
  5. Step 5: Solve for x
    x = 2,069,389,912.10/52,458.77
  6. Step 6: Final answer
    x = 39,447.93

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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.