Home / 38,036.33-57,037.16-20,262.45

Finding the Fourth Proportional to 38,036.33, 57,037.16 and 20,262.45

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Solution

The fourth proportional to 38,036.33, 57,037.16 and 20,262.45 is: 30,384.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,036.33 : 57,037.16 = 20,262.45 : x
  2. Step 2: Convert to fraction form
    38,036.33/57,037.16 = 20,262.45/x
  3. Step 3: Cross multiply
    38,036.33x = 57,037.16 × 20,262.45
  4. Step 4: Simplify right side
    38,036.33x = 1,155,712,867.19
  5. Step 5: Solve for x
    x = 1,155,712,867.19/38,036.33
  6. Step 6: Final answer
    x = 30,384.44

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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.