Home / 15,476.30-23,217.93-5,615.56

Finding the Fourth Proportional to 15,476.30, 23,217.93 and 5,615.56

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Solution

The fourth proportional to 15,476.30, 23,217.93 and 5,615.56 is: 8,424.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,476.30 : 23,217.93 = 5,615.56 : x
  2. Step 2: Convert to fraction form
    15,476.30/23,217.93 = 5,615.56/x
  3. Step 3: Cross multiply
    15,476.30x = 23,217.93 × 5,615.56
  4. Step 4: Simplify right side
    15,476.30x = 130,381,562.90
  5. Step 5: Solve for x
    x = 130,381,562.90/15,476.30
  6. Step 6: Final answer
    x = 8,424.60

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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.