Home / 26,416.13-36,455.33-14,479.90

Finding the Fourth Proportional to 26,416.13, 36,455.33 and 14,479.90

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Solution

The fourth proportional to 26,416.13, 36,455.33 and 14,479.90 is: 19,982.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,416.13 : 36,455.33 = 14,479.90 : x
  2. Step 2: Convert to fraction form
    26,416.13/36,455.33 = 14,479.90/x
  3. Step 3: Cross multiply
    26,416.13x = 36,455.33 × 14,479.90
  4. Step 4: Simplify right side
    26,416.13x = 527,869,477.93
  5. Step 5: Solve for x
    x = 527,869,477.93/26,416.13
  6. Step 6: Final answer
    x = 19,982.85

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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.