Home / 38,923.29-58,325.52-20,209.47

Finding the Fourth Proportional to 38,923.29, 58,325.52 and 20,209.47

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Solution

The fourth proportional to 38,923.29, 58,325.52 and 20,209.47 is: 30,283.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,923.29 : 58,325.52 = 20,209.47 : x
  2. Step 2: Convert to fraction form
    38,923.29/58,325.52 = 20,209.47/x
  3. Step 3: Cross multiply
    38,923.29x = 58,325.52 × 20,209.47
  4. Step 4: Simplify right side
    38,923.29x = 1,178,727,846.67
  5. Step 5: Solve for x
    x = 1,178,727,846.67/38,923.29
  6. Step 6: Final answer
    x = 30,283.36

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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.