Home / 17,828.02-26,685.99-12,248.74

Finding the Fourth Proportional to 17,828.02, 26,685.99 and 12,248.74

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Solution

The fourth proportional to 17,828.02, 26,685.99 and 12,248.74 is: 18,334.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,828.02 : 26,685.99 = 12,248.74 : x
  2. Step 2: Convert to fraction form
    17,828.02/26,685.99 = 12,248.74/x
  3. Step 3: Cross multiply
    17,828.02x = 26,685.99 × 12,248.74
  4. Step 4: Simplify right side
    17,828.02x = 326,869,753.15
  5. Step 5: Solve for x
    x = 326,869,753.15/17,828.02
  6. Step 6: Final answer
    x = 18,334.61

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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.