Home / 26,380.38-36,403.35-14,443.74

Finding the Fourth Proportional to 26,380.38, 36,403.35 and 14,443.74

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Solution

The fourth proportional to 26,380.38, 36,403.35 and 14,443.74 is: 19,931.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.38 : 36,403.35 = 14,443.74 : x
  2. Step 2: Convert to fraction form
    26,380.38/36,403.35 = 14,443.74/x
  3. Step 3: Cross multiply
    26,380.38x = 36,403.35 × 14,443.74
  4. Step 4: Simplify right side
    26,380.38x = 525,800,522.53
  5. Step 5: Solve for x
    x = 525,800,522.53/26,380.38
  6. Step 6: Final answer
    x = 19,931.50

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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.