Home / 26,391.16-36,419.84-14,291.76

Finding the Fourth Proportional to 26,391.16, 36,419.84 and 14,291.76

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Solution

The fourth proportional to 26,391.16, 36,419.84 and 14,291.76 is: 19,722.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,391.16 : 36,419.84 = 14,291.76 : x
  2. Step 2: Convert to fraction form
    26,391.16/36,419.84 = 14,291.76/x
  3. Step 3: Cross multiply
    26,391.16x = 36,419.84 × 14,291.76
  4. Step 4: Simplify right side
    26,391.16x = 520,503,612.52
  5. Step 5: Solve for x
    x = 520,503,612.52/26,391.16
  6. Step 6: Final answer
    x = 19,722.65

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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.