Home / 52,032.80-71,805.45-28,159.47

Finding the Fourth Proportional to 52,032.80, 71,805.45 and 28,159.47

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Solution

The fourth proportional to 52,032.80, 71,805.45 and 28,159.47 is: 38,860.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,032.80 : 71,805.45 = 28,159.47 : x
  2. Step 2: Convert to fraction form
    52,032.80/71,805.45 = 28,159.47/x
  3. Step 3: Cross multiply
    52,032.80x = 71,805.45 × 28,159.47
  4. Step 4: Simplify right side
    52,032.80x = 2,022,003,415.11
  5. Step 5: Solve for x
    x = 2,022,003,415.11/52,032.80
  6. Step 6: Final answer
    x = 38,860.17

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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.