Home / 48,225.38-72,338.07-20,130.10

Finding the Fourth Proportional to 48,225.38, 72,338.07 and 20,130.10

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Solution

The fourth proportional to 48,225.38, 72,338.07 and 20,130.10 is: 30,195.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,225.38 : 72,338.07 = 20,130.10 : x
  2. Step 2: Convert to fraction form
    48,225.38/72,338.07 = 20,130.10/x
  3. Step 3: Cross multiply
    48,225.38x = 72,338.07 × 20,130.10
  4. Step 4: Simplify right side
    48,225.38x = 1,456,172,673.33
  5. Step 5: Solve for x
    x = 1,456,172,673.33/48,225.38
  6. Step 6: Final answer
    x = 30,195.16

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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.