Home / 25,574.67-38,320.29-15,693.08

Finding the Fourth Proportional to 25,574.67, 38,320.29 and 15,693.08

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Solution

The fourth proportional to 25,574.67, 38,320.29 and 15,693.08 is: 23,514.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,574.67 : 38,320.29 = 15,693.08 : x
  2. Step 2: Convert to fraction form
    25,574.67/38,320.29 = 15,693.08/x
  3. Step 3: Cross multiply
    25,574.67x = 38,320.29 × 15,693.08
  4. Step 4: Simplify right side
    25,574.67x = 601,363,184.99
  5. Step 5: Solve for x
    x = 601,363,184.99/25,574.67
  6. Step 6: Final answer
    x = 23,514.02

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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.