Home / 18,966.24-26,167.32-10,581.12

Finding the Fourth Proportional to 18,966.24, 26,167.32 and 10,581.12

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Solution

The fourth proportional to 18,966.24, 26,167.32 and 10,581.12 is: 14,598.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,966.24 : 26,167.32 = 10,581.12 : x
  2. Step 2: Convert to fraction form
    18,966.24/26,167.32 = 10,581.12/x
  3. Step 3: Cross multiply
    18,966.24x = 26,167.32 × 10,581.12
  4. Step 4: Simplify right side
    18,966.24x = 276,879,553.00
  5. Step 5: Solve for x
    x = 276,879,553.00/18,966.24
  6. Step 6: Final answer
    x = 14,598.55

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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.