Home / 15,656.09-23,472.08-5,119.71

Finding the Fourth Proportional to 15,656.09, 23,472.08 and 5,119.71

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Solution

The fourth proportional to 15,656.09, 23,472.08 and 5,119.71 is: 7,675.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,656.09 : 23,472.08 = 5,119.71 : x
  2. Step 2: Convert to fraction form
    15,656.09/23,472.08 = 5,119.71/x
  3. Step 3: Cross multiply
    15,656.09x = 23,472.08 × 5,119.71
  4. Step 4: Simplify right side
    15,656.09x = 120,170,148.28
  5. Step 5: Solve for x
    x = 120,170,148.28/15,656.09
  6. Step 6: Final answer
    x = 7,675.62

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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.