Home / 17,710.20-26,507.70-13,793.40

Finding the Fourth Proportional to 17,710.20, 26,507.70 and 13,793.40

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Solution

The fourth proportional to 17,710.20, 26,507.70 and 13,793.40 is: 20,645.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,710.20 : 26,507.70 = 13,793.40 : x
  2. Step 2: Convert to fraction form
    17,710.20/26,507.70 = 13,793.40/x
  3. Step 3: Cross multiply
    17,710.20x = 26,507.70 × 13,793.40
  4. Step 4: Simplify right side
    17,710.20x = 365,631,309.18
  5. Step 5: Solve for x
    x = 365,631,309.18/17,710.20
  6. Step 6: Final answer
    x = 20,645.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.