Home / 15,841.62-23,767.71-5,312.69

Finding the Fourth Proportional to 15,841.62, 23,767.71 and 5,312.69

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Solution

The fourth proportional to 15,841.62, 23,767.71 and 5,312.69 is: 7,970.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841.62 : 23,767.71 = 5,312.69 : x
  2. Step 2: Convert to fraction form
    15,841.62/23,767.71 = 5,312.69/x
  3. Step 3: Cross multiply
    15,841.62x = 23,767.71 × 5,312.69
  4. Step 4: Simplify right side
    15,841.62x = 126,270,475.24
  5. Step 5: Solve for x
    x = 126,270,475.24/15,841.62
  6. Step 6: Final answer
    x = 7,970.81

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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.