Home / 43,079.52-64,509.12-25,561.92

Finding the Fourth Proportional to 43,079.52, 64,509.12 and 25,561.92

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Solution

The fourth proportional to 43,079.52, 64,509.12 and 25,561.92 is: 38,277.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,079.52 : 64,509.12 = 25,561.92 : x
  2. Step 2: Convert to fraction form
    43,079.52/64,509.12 = 25,561.92/x
  3. Step 3: Cross multiply
    43,079.52x = 64,509.12 × 25,561.92
  4. Step 4: Simplify right side
    43,079.52x = 1,648,976,964.71
  5. Step 5: Solve for x
    x = 1,648,976,964.71/43,079.52
  6. Step 6: Final answer
    x = 38,277.51

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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.