Home / 38,443.65-57,660.69-10,365.90

Finding the Fourth Proportional to 38,443.65, 57,660.69 and 10,365.90

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Solution

The fourth proportional to 38,443.65, 57,660.69 and 10,365.90 is: 15,547.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,443.65 : 57,660.69 = 10,365.90 : x
  2. Step 2: Convert to fraction form
    38,443.65/57,660.69 = 10,365.90/x
  3. Step 3: Cross multiply
    38,443.65x = 57,660.69 × 10,365.90
  4. Step 4: Simplify right side
    38,443.65x = 597,704,946.47
  5. Step 5: Solve for x
    x = 597,704,946.47/38,443.65
  6. Step 6: Final answer
    x = 15,547.56

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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.