Home / 52,298.80-72,172.91-28,425.48

Finding the Fourth Proportional to 52,298.80, 72,172.91 and 28,425.48

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Solution

The fourth proportional to 52,298.80, 72,172.91 and 28,425.48 is: 39,227.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,298.80 : 72,172.91 = 28,425.48 : x
  2. Step 2: Convert to fraction form
    52,298.80/72,172.91 = 28,425.48/x
  3. Step 3: Cross multiply
    52,298.80x = 72,172.91 × 28,425.48
  4. Step 4: Simplify right side
    52,298.80x = 2,051,549,609.75
  5. Step 5: Solve for x
    x = 2,051,549,609.75/52,298.80
  6. Step 6: Final answer
    x = 39,227.47

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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.