Home / 38,424.92-57,663.28-13,465.19

Finding the Fourth Proportional to 38,424.92, 57,663.28 and 13,465.19

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Solution

The fourth proportional to 38,424.92, 57,663.28 and 13,465.19 is: 20,206.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,424.92 : 57,663.28 = 13,465.19 : x
  2. Step 2: Convert to fraction form
    38,424.92/57,663.28 = 13,465.19/x
  3. Step 3: Cross multiply
    38,424.92x = 57,663.28 × 13,465.19
  4. Step 4: Simplify right side
    38,424.92x = 776,447,021.22
  5. Step 5: Solve for x
    x = 776,447,021.22/38,424.92
  6. Step 6: Final answer
    x = 20,206.86

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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.