Home / 15,555.11-23,347.70-14,712.20

Finding the Fourth Proportional to 15,555.11, 23,347.70 and 14,712.20

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Solution

The fourth proportional to 15,555.11, 23,347.70 and 14,712.20 is: 22,082.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,555.11 : 23,347.70 = 14,712.20 : x
  2. Step 2: Convert to fraction form
    15,555.11/23,347.70 = 14,712.20/x
  3. Step 3: Cross multiply
    15,555.11x = 23,347.70 × 14,712.20
  4. Step 4: Simplify right side
    15,555.11x = 343,496,031.94
  5. Step 5: Solve for x
    x = 343,496,031.94/15,555.11
  6. Step 6: Final answer
    x = 22,082.52

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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.