Home / 23,300.43-32,154.36-12,690.24

Finding the Fourth Proportional to 23,300.43, 32,154.36 and 12,690.24

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Solution

The fourth proportional to 23,300.43, 32,154.36 and 12,690.24 is: 17,512.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,300.43 : 32,154.36 = 12,690.24 : x
  2. Step 2: Convert to fraction form
    23,300.43/32,154.36 = 12,690.24/x
  3. Step 3: Cross multiply
    23,300.43x = 32,154.36 × 12,690.24
  4. Step 4: Simplify right side
    23,300.43x = 408,046,545.45
  5. Step 5: Solve for x
    x = 408,046,545.45/23,300.43
  6. Step 6: Final answer
    x = 17,512.40

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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.