Home / 26,417.85-36,455.62-15,806.85

Finding the Fourth Proportional to 26,417.85, 36,455.62 and 15,806.85

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Solution

The fourth proportional to 26,417.85, 36,455.62 and 15,806.85 is: 21,812.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,417.85 : 36,455.62 = 15,806.85 : x
  2. Step 2: Convert to fraction form
    26,417.85/36,455.62 = 15,806.85/x
  3. Step 3: Cross multiply
    26,417.85x = 36,455.62 × 15,806.85
  4. Step 4: Simplify right side
    26,417.85x = 576,248,517.00
  5. Step 5: Solve for x
    x = 576,248,517.00/26,417.85
  6. Step 6: Final answer
    x = 21,812.85

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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.