Home / 38,547.06-57,842.47-15,189.90

Finding the Fourth Proportional to 38,547.06, 57,842.47 and 15,189.90

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Solution

The fourth proportional to 38,547.06, 57,842.47 and 15,189.90 is: 22,793.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,547.06 : 57,842.47 = 15,189.90 : x
  2. Step 2: Convert to fraction form
    38,547.06/57,842.47 = 15,189.90/x
  3. Step 3: Cross multiply
    38,547.06x = 57,842.47 × 15,189.90
  4. Step 4: Simplify right side
    38,547.06x = 878,621,485.51
  5. Step 5: Solve for x
    x = 878,621,485.51/38,547.06
  6. Step 6: Final answer
    x = 22,793.47

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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.