Home / 18,570.75-25,627.17-10,612.46

Finding the Fourth Proportional to 18,570.75, 25,627.17 and 10,612.46

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Solution

The fourth proportional to 18,570.75, 25,627.17 and 10,612.46 is: 14,644.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570.75 : 25,627.17 = 10,612.46 : x
  2. Step 2: Convert to fraction form
    18,570.75/25,627.17 = 10,612.46/x
  3. Step 3: Cross multiply
    18,570.75x = 25,627.17 × 10,612.46
  4. Step 4: Simplify right side
    18,570.75x = 271,967,188.40
  5. Step 5: Solve for x
    x = 271,967,188.40/18,570.75
  6. Step 6: Final answer
    x = 14,644.92

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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.