Home / 18,432.60-27,627.02-10,625.28

Finding the Fourth Proportional to 18,432.60, 27,627.02 and 10,625.28

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Solution

The fourth proportional to 18,432.60, 27,627.02 and 10,625.28 is: 15,925.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,432.60 : 27,627.02 = 10,625.28 : x
  2. Step 2: Convert to fraction form
    18,432.60/27,627.02 = 10,625.28/x
  3. Step 3: Cross multiply
    18,432.60x = 27,627.02 × 10,625.28
  4. Step 4: Simplify right side
    18,432.60x = 293,544,823.07
  5. Step 5: Solve for x
    x = 293,544,823.07/18,432.60
  6. Step 6: Final answer
    x = 15,925.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.