Home / 26,318.81-36,320.48-14,382.88

Finding the Fourth Proportional to 26,318.81, 36,320.48 and 14,382.88

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Solution

The fourth proportional to 26,318.81, 36,320.48 and 14,382.88 is: 19,848.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,318.81 : 36,320.48 = 14,382.88 : x
  2. Step 2: Convert to fraction form
    26,318.81/36,320.48 = 14,382.88/x
  3. Step 3: Cross multiply
    26,318.81x = 36,320.48 × 14,382.88
  4. Step 4: Simplify right side
    26,318.81x = 522,393,160.45
  5. Step 5: Solve for x
    x = 522,393,160.45/26,318.81
  6. Step 6: Final answer
    x = 19,848.66

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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.