Home / 38,246.12-57,386.25-19,516.29

Finding the Fourth Proportional to 38,246.12, 57,386.25 and 19,516.29

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Solution

The fourth proportional to 38,246.12, 57,386.25 and 19,516.29 is: 29,283.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,246.12 : 57,386.25 = 19,516.29 : x
  2. Step 2: Convert to fraction form
    38,246.12/57,386.25 = 19,516.29/x
  3. Step 3: Cross multiply
    38,246.12x = 57,386.25 × 19,516.29
  4. Step 4: Simplify right side
    38,246.12x = 1,119,966,697.01
  5. Step 5: Solve for x
    x = 1,119,966,697.01/38,246.12
  6. Step 6: Final answer
    x = 29,283.15

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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.