Home / 26,899.18-40,262.48-14,387.92

Finding the Fourth Proportional to 26,899.18, 40,262.48 and 14,387.92

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Solution

The fourth proportional to 26,899.18, 40,262.48 and 14,387.92 is: 21,535.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,899.18 : 40,262.48 = 14,387.92 : x
  2. Step 2: Convert to fraction form
    26,899.18/40,262.48 = 14,387.92/x
  3. Step 3: Cross multiply
    26,899.18x = 40,262.48 × 14,387.92
  4. Step 4: Simplify right side
    26,899.18x = 579,293,341.24
  5. Step 5: Solve for x
    x = 579,293,341.24/26,899.18
  6. Step 6: Final answer
    x = 21,535.72

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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.