Home / 17,238,023.20-25,857,034.80-15,112,259.20

Finding the Fourth Proportional to 17,238,023.20, 25,857,034.80 and 15,112,259.20

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Solution

The fourth proportional to 17,238,023.20, 25,857,034.80 and 15,112,259.20 is: 22,668,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238,023.20 : 25,857,034.80 = 15,112,259.20 : x
  2. Step 2: Convert to fraction form
    17,238,023.20/25,857,034.80 = 15,112,259.20/x
  3. Step 3: Cross multiply
    17,238,023.20x = 25,857,034.80 × 15,112,259.20
  4. Step 4: Simplify right side
    17,238,023.20x = 390,758,212,041,020.12
  5. Step 5: Solve for x
    x = 390,758,212,041,020.12/17,238,023.20
  6. Step 6: Final answer
    x = 22,668,388.80

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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.