Home / 18,348.04-25,319.76-9,964.52

Finding the Fourth Proportional to 18,348.04, 25,319.76 and 9,964.52

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Solution

The fourth proportional to 18,348.04, 25,319.76 and 9,964.52 is: 13,750.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,348.04 : 25,319.76 = 9,964.52 : x
  2. Step 2: Convert to fraction form
    18,348.04/25,319.76 = 9,964.52/x
  3. Step 3: Cross multiply
    18,348.04x = 25,319.76 × 9,964.52
  4. Step 4: Simplify right side
    18,348.04x = 252,299,254.92
  5. Step 5: Solve for x
    x = 252,299,254.92/18,348.04
  6. Step 6: Final answer
    x = 13,750.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.