Home / 26,451.61-36,503.12-14,515.15

Finding the Fourth Proportional to 26,451.61, 36,503.12 and 14,515.15

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Solution

The fourth proportional to 26,451.61, 36,503.12 and 14,515.15 is: 20,030.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,451.61 : 36,503.12 = 14,515.15 : x
  2. Step 2: Convert to fraction form
    26,451.61/36,503.12 = 14,515.15/x
  3. Step 3: Cross multiply
    26,451.61x = 36,503.12 × 14,515.15
  4. Step 4: Simplify right side
    26,451.61x = 529,848,207.30
  5. Step 5: Solve for x
    x = 529,848,207.30/26,451.61
  6. Step 6: Final answer
    x = 20,030.85

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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.