Home / 15,747.39-23,615.58-4,651.13

Finding the Fourth Proportional to 15,747.39, 23,615.58 and 4,651.13

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Solution

The fourth proportional to 15,747.39, 23,615.58 and 4,651.13 is: 6,975.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,747.39 : 23,615.58 = 4,651.13 : x
  2. Step 2: Convert to fraction form
    15,747.39/23,615.58 = 4,651.13/x
  3. Step 3: Cross multiply
    15,747.39x = 23,615.58 × 4,651.13
  4. Step 4: Simplify right side
    15,747.39x = 109,839,132.61
  5. Step 5: Solve for x
    x = 109,839,132.61/15,747.39
  6. Step 6: Final answer
    x = 6,975.07

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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.