Home / 18,432.06-25,429.02-10,363.86

Finding the Fourth Proportional to 18,432.06, 25,429.02 and 10,363.86

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Solution

The fourth proportional to 18,432.06, 25,429.02 and 10,363.86 is: 14,298.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,432.06 : 25,429.02 = 10,363.86 : x
  2. Step 2: Convert to fraction form
    18,432.06/25,429.02 = 10,363.86/x
  3. Step 3: Cross multiply
    18,432.06x = 25,429.02 × 10,363.86
  4. Step 4: Simplify right side
    18,432.06x = 263,542,803.22
  5. Step 5: Solve for x
    x = 263,542,803.22/18,432.06
  6. Step 6: Final answer
    x = 14,298.07

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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.