Home / 15,001.83-20,689.07-12,492.24

Finding the Fourth Proportional to 15,001.83, 20,689.07 and 12,492.24

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Solution

The fourth proportional to 15,001.83, 20,689.07 and 12,492.24 is: 17,228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,001.83 : 20,689.07 = 12,492.24 : x
  2. Step 2: Convert to fraction form
    15,001.83/20,689.07 = 12,492.24/x
  3. Step 3: Cross multiply
    15,001.83x = 20,689.07 × 12,492.24
  4. Step 4: Simplify right side
    15,001.83x = 258,452,765.36
  5. Step 5: Solve for x
    x = 258,452,765.36/15,001.83
  6. Step 6: Final answer
    x = 17,228.08

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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.