Home / 23,302.78-32,147.61-15,746.36

Finding the Fourth Proportional to 23,302.78, 32,147.61 and 15,746.36

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Solution

The fourth proportional to 23,302.78, 32,147.61 and 15,746.36 is: 21,723.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,302.78 : 32,147.61 = 15,746.36 : x
  2. Step 2: Convert to fraction form
    23,302.78/32,147.61 = 15,746.36/x
  3. Step 3: Cross multiply
    23,302.78x = 32,147.61 × 15,746.36
  4. Step 4: Simplify right side
    23,302.78x = 506,207,800.02
  5. Step 5: Solve for x
    x = 506,207,800.02/23,302.78
  6. Step 6: Final answer
    x = 21,723.06

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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.