Home / 26,581.88-36,681.68-14,644.90

Finding the Fourth Proportional to 26,581.88, 36,681.68 and 14,644.90

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Solution

The fourth proportional to 26,581.88, 36,681.68 and 14,644.90 is: 20,209.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,581.88 : 36,681.68 = 14,644.90 : x
  2. Step 2: Convert to fraction form
    26,581.88/36,681.68 = 14,644.90/x
  3. Step 3: Cross multiply
    26,581.88x = 36,681.68 × 14,644.90
  4. Step 4: Simplify right side
    26,581.88x = 537,199,535.43
  5. Step 5: Solve for x
    x = 537,199,535.43/26,581.88
  6. Step 6: Final answer
    x = 20,209.24

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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.