Home / 15,501.40-23,251.92-3,814.72

Finding the Fourth Proportional to 15,501.40, 23,251.92 and 3,814.72

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Solution

The fourth proportional to 15,501.40, 23,251.92 and 3,814.72 is: 5,722.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,501.40 : 23,251.92 = 3,814.72 : x
  2. Step 2: Convert to fraction form
    15,501.40/23,251.92 = 3,814.72/x
  3. Step 3: Cross multiply
    15,501.40x = 23,251.92 × 3,814.72
  4. Step 4: Simplify right side
    15,501.40x = 88,699,564.26
  5. Step 5: Solve for x
    x = 88,699,564.26/15,501.40
  6. Step 6: Final answer
    x = 5,722.04

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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.