Home / 15,047.40-22,498.20-11,110.80

Finding the Fourth Proportional to 15,047.40, 22,498.20 and 11,110.80

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Solution

The fourth proportional to 15,047.40, 22,498.20 and 11,110.80 is: 16,612.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,047.40 : 22,498.20 = 11,110.80 : x
  2. Step 2: Convert to fraction form
    15,047.40/22,498.20 = 11,110.80/x
  3. Step 3: Cross multiply
    15,047.40x = 22,498.20 × 11,110.80
  4. Step 4: Simplify right side
    15,047.40x = 249,973,000.56
  5. Step 5: Solve for x
    x = 249,973,000.56/15,047.40
  6. Step 6: Final answer
    x = 16,612.37

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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.