Home / 40,641.47-60,964.58-15,681.65

Finding the Fourth Proportional to 40,641.47, 60,964.58 and 15,681.65

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Solution

The fourth proportional to 40,641.47, 60,964.58 and 15,681.65 is: 23,523.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,641.47 : 60,964.58 = 15,681.65 : x
  2. Step 2: Convert to fraction form
    40,641.47/60,964.58 = 15,681.65/x
  3. Step 3: Cross multiply
    40,641.47x = 60,964.58 × 15,681.65
  4. Step 4: Simplify right side
    40,641.47x = 956,024,822.73
  5. Step 5: Solve for x
    x = 956,024,822.73/40,641.47
  6. Step 6: Final answer
    x = 23,523.38

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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.