Home / 26,646.74-36,773.69-15,319.91

Finding the Fourth Proportional to 26,646.74, 36,773.69 and 15,319.91

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Solution

The fourth proportional to 26,646.74, 36,773.69 and 15,319.91 is: 21,142.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,646.74 : 36,773.69 = 15,319.91 : x
  2. Step 2: Convert to fraction form
    26,646.74/36,773.69 = 15,319.91/x
  3. Step 3: Cross multiply
    26,646.74x = 36,773.69 × 15,319.91
  4. Step 4: Simplify right side
    26,646.74x = 563,369,360.70
  5. Step 5: Solve for x
    x = 563,369,360.70/26,646.74
  6. Step 6: Final answer
    x = 21,142.15

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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.