Home / 13,306.52-18,362.51-7,337.83

Finding the Fourth Proportional to 13,306.52, 18,362.51 and 7,337.83

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Solution

The fourth proportional to 13,306.52, 18,362.51 and 7,337.83 is: 10,125.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306.52 : 18,362.51 = 7,337.83 : x
  2. Step 2: Convert to fraction form
    13,306.52/18,362.51 = 7,337.83/x
  3. Step 3: Cross multiply
    13,306.52x = 18,362.51 × 7,337.83
  4. Step 4: Simplify right side
    13,306.52x = 134,740,976.75
  5. Step 5: Solve for x
    x = 134,740,976.75/13,306.52
  6. Step 6: Final answer
    x = 10,125.94

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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.