Home / 16,885.60-25,328.40-14,552.80

Finding the Fourth Proportional to 16,885.60, 25,328.40 and 14,552.80

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Solution

The fourth proportional to 16,885.60, 25,328.40 and 14,552.80 is: 21,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,885.60 : 25,328.40 = 14,552.80 : x
  2. Step 2: Convert to fraction form
    16,885.60/25,328.40 = 14,552.80/x
  3. Step 3: Cross multiply
    16,885.60x = 25,328.40 × 14,552.80
  4. Step 4: Simplify right side
    16,885.60x = 368,599,139.52
  5. Step 5: Solve for x
    x = 368,599,139.52/16,885.60
  6. Step 6: Final answer
    x = 21,829.20

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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.