Home / 15,642.52-23,463.88-3,955.74

Finding the Fourth Proportional to 15,642.52, 23,463.88 and 3,955.74

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Solution

The fourth proportional to 15,642.52, 23,463.88 and 3,955.74 is: 5,933.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,642.52 : 23,463.88 = 3,955.74 : x
  2. Step 2: Convert to fraction form
    15,642.52/23,463.88 = 3,955.74/x
  3. Step 3: Cross multiply
    15,642.52x = 23,463.88 × 3,955.74
  4. Step 4: Simplify right side
    15,642.52x = 92,816,910.79
  5. Step 5: Solve for x
    x = 92,816,910.79/15,642.52
  6. Step 6: Final answer
    x = 5,933.63

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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.