Home / 26,380.08-36,404.10-14,443.20

Finding the Fourth Proportional to 26,380.08, 36,404.10 and 14,443.20

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Solution

The fourth proportional to 26,380.08, 36,404.10 and 14,443.20 is: 19,931.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.08 : 36,404.10 = 14,443.20 : x
  2. Step 2: Convert to fraction form
    26,380.08/36,404.10 = 14,443.20/x
  3. Step 3: Cross multiply
    26,380.08x = 36,404.10 × 14,443.20
  4. Step 4: Simplify right side
    26,380.08x = 525,791,697.12
  5. Step 5: Solve for x
    x = 525,791,697.12/26,380.08
  6. Step 6: Final answer
    x = 19,931.39

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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.