Home / 18,332.48-25,301.28-10,880.96

Finding the Fourth Proportional to 18,332.48, 25,301.28 and 10,880.96

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Solution

The fourth proportional to 18,332.48, 25,301.28 and 10,880.96 is: 15,017.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332.48 : 25,301.28 = 10,880.96 : x
  2. Step 2: Convert to fraction form
    18,332.48/25,301.28 = 10,880.96/x
  3. Step 3: Cross multiply
    18,332.48x = 25,301.28 × 10,880.96
  4. Step 4: Simplify right side
    18,332.48x = 275,302,215.63
  5. Step 5: Solve for x
    x = 275,302,215.63/18,332.48
  6. Step 6: Final answer
    x = 15,017.18

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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.