Home / 15,434.42-23,152.68-7,641.14

Finding the Fourth Proportional to 15,434.42, 23,152.68 and 7,641.14

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Solution

The fourth proportional to 15,434.42, 23,152.68 and 7,641.14 is: 11,462.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,434.42 : 23,152.68 = 7,641.14 : x
  2. Step 2: Convert to fraction form
    15,434.42/23,152.68 = 7,641.14/x
  3. Step 3: Cross multiply
    15,434.42x = 23,152.68 × 7,641.14
  4. Step 4: Simplify right side
    15,434.42x = 176,912,869.26
  5. Step 5: Solve for x
    x = 176,912,869.26/15,434.42
  6. Step 6: Final answer
    x = 11,462.23

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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.