Home / 26,417.32-36,422.34-18,872.68

Finding the Fourth Proportional to 26,417.32, 36,422.34 and 18,872.68

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Solution

The fourth proportional to 26,417.32, 36,422.34 and 18,872.68 is: 26,020.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,417.32 : 36,422.34 = 18,872.68 : x
  2. Step 2: Convert to fraction form
    26,417.32/36,422.34 = 18,872.68/x
  3. Step 3: Cross multiply
    26,417.32x = 36,422.34 × 18,872.68
  4. Step 4: Simplify right side
    26,417.32x = 687,387,167.67
  5. Step 5: Solve for x
    x = 687,387,167.67/26,417.32
  6. Step 6: Final answer
    x = 26,020.32

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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.