Home / 26,218.85-36,180.72-14,281.47

Finding the Fourth Proportional to 26,218.85, 36,180.72 and 14,281.47

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Solution

The fourth proportional to 26,218.85, 36,180.72 and 14,281.47 is: 19,707.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218.85 : 36,180.72 = 14,281.47 : x
  2. Step 2: Convert to fraction form
    26,218.85/36,180.72 = 14,281.47/x
  3. Step 3: Cross multiply
    26,218.85x = 36,180.72 × 14,281.47
  4. Step 4: Simplify right side
    26,218.85x = 516,713,867.26
  5. Step 5: Solve for x
    x = 516,713,867.26/26,218.85
  6. Step 6: Final answer
    x = 19,707.73

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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.