Home / 13,697.23-20,545.98-4,337.07

Finding the Fourth Proportional to 13,697.23, 20,545.98 and 4,337.07

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Solution

The fourth proportional to 13,697.23, 20,545.98 and 4,337.07 is: 6,505.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697.23 : 20,545.98 = 4,337.07 : x
  2. Step 2: Convert to fraction form
    13,697.23/20,545.98 = 4,337.07/x
  3. Step 3: Cross multiply
    13,697.23x = 20,545.98 × 4,337.07
  4. Step 4: Simplify right side
    13,697.23x = 89,109,337.21
  5. Step 5: Solve for x
    x = 89,109,337.21/13,697.23
  6. Step 6: Final answer
    x = 6,505.65

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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.