Home / 13,306.38-19,961.52-7,064.80

Finding the Fourth Proportional to 13,306.38, 19,961.52 and 7,064.80

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Solution

The fourth proportional to 13,306.38, 19,961.52 and 7,064.80 is: 10,598.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306.38 : 19,961.52 = 7,064.80 : x
  2. Step 2: Convert to fraction form
    13,306.38/19,961.52 = 7,064.80/x
  3. Step 3: Cross multiply
    13,306.38x = 19,961.52 × 7,064.80
  4. Step 4: Simplify right side
    13,306.38x = 141,024,146.50
  5. Step 5: Solve for x
    x = 141,024,146.50/13,306.38
  6. Step 6: Final answer
    x = 10,598.24

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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.