Home / 15,476.27-23,214.40-5,615.53

Finding the Fourth Proportional to 15,476.27, 23,214.40 and 5,615.53

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Solution

The fourth proportional to 15,476.27, 23,214.40 and 5,615.53 is: 8,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,476.27 : 23,214.40 = 5,615.53 : x
  2. Step 2: Convert to fraction form
    15,476.27/23,214.40 = 5,615.53/x
  3. Step 3: Cross multiply
    15,476.27x = 23,214.40 × 5,615.53
  4. Step 4: Simplify right side
    15,476.27x = 130,361,087.56
  5. Step 5: Solve for x
    x = 130,361,087.56/15,476.27
  6. Step 6: Final answer
    x = 8,423.29

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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.