Home / 16,678.40-25,017.60-14,892.80

Finding the Fourth Proportional to 16,678.40, 25,017.60 and 14,892.80

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Solution

The fourth proportional to 16,678.40, 25,017.60 and 14,892.80 is: 22,339.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,678.40 : 25,017.60 = 14,892.80 : x
  2. Step 2: Convert to fraction form
    16,678.40/25,017.60 = 14,892.80/x
  3. Step 3: Cross multiply
    16,678.40x = 25,017.60 × 14,892.80
  4. Step 4: Simplify right side
    16,678.40x = 372,582,113.28
  5. Step 5: Solve for x
    x = 372,582,113.28/16,678.40
  6. Step 6: Final answer
    x = 22,339.20

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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.