Home / 15,113.40-22,664.18-5,748.45

Finding the Fourth Proportional to 15,113.40, 22,664.18 and 5,748.45

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Solution

The fourth proportional to 15,113.40, 22,664.18 and 5,748.45 is: 8,620.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,113.40 : 22,664.18 = 5,748.45 : x
  2. Step 2: Convert to fraction form
    15,113.40/22,664.18 = 5,748.45/x
  3. Step 3: Cross multiply
    15,113.40x = 22,664.18 × 5,748.45
  4. Step 4: Simplify right side
    15,113.40x = 130,283,876.78
  5. Step 5: Solve for x
    x = 130,283,876.78/15,113.40
  6. Step 6: Final answer
    x = 8,620.42

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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.