Home / 16,282.08-22,461.84-11,437.20

Finding the Fourth Proportional to 16,282.08, 22,461.84 and 11,437.20

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Solution

The fourth proportional to 16,282.08, 22,461.84 and 11,437.20 is: 15,778.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,282.08 : 22,461.84 = 11,437.20 : x
  2. Step 2: Convert to fraction form
    16,282.08/22,461.84 = 11,437.20/x
  3. Step 3: Cross multiply
    16,282.08x = 22,461.84 × 11,437.20
  4. Step 4: Simplify right side
    16,282.08x = 256,900,556.45
  5. Step 5: Solve for x
    x = 256,900,556.45/16,282.08
  6. Step 6: Final answer
    x = 15,778.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.