Home / 43,143.52-64,730.85-15,067.71

Finding the Fourth Proportional to 43,143.52, 64,730.85 and 15,067.71

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Solution

The fourth proportional to 43,143.52, 64,730.85 and 15,067.71 is: 22,607.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,143.52 : 64,730.85 = 15,067.71 : x
  2. Step 2: Convert to fraction form
    43,143.52/64,730.85 = 15,067.71/x
  3. Step 3: Cross multiply
    43,143.52x = 64,730.85 × 15,067.71
  4. Step 4: Simplify right side
    43,143.52x = 975,345,352.20
  5. Step 5: Solve for x
    x = 975,345,352.20/43,143.52
  6. Step 6: Final answer
    x = 22,607.00

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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.