Home / 39,628.43-59,387.15-28,482.83

Finding the Fourth Proportional to 39,628.43, 59,387.15 and 28,482.83

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Solution

The fourth proportional to 39,628.43, 59,387.15 and 28,482.83 is: 42,684.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,628.43 : 59,387.15 = 28,482.83 : x
  2. Step 2: Convert to fraction form
    39,628.43/59,387.15 = 28,482.83/x
  3. Step 3: Cross multiply
    39,628.43x = 59,387.15 × 28,482.83
  4. Step 4: Simplify right side
    39,628.43x = 1,691,514,097.63
  5. Step 5: Solve for x
    x = 1,691,514,097.63/39,628.43
  6. Step 6: Final answer
    x = 42,684.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.