Home / 16,701.60-25,052.40-4,221.60

Finding the Fourth Proportional to 16,701.60, 25,052.40 and 4,221.60

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Solution

The fourth proportional to 16,701.60, 25,052.40 and 4,221.60 is: 6,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,701.60 : 25,052.40 = 4,221.60 : x
  2. Step 2: Convert to fraction form
    16,701.60/25,052.40 = 4,221.60/x
  3. Step 3: Cross multiply
    16,701.60x = 25,052.40 × 4,221.60
  4. Step 4: Simplify right side
    16,701.60x = 105,761,211.84
  5. Step 5: Solve for x
    x = 105,761,211.84/16,701.60
  6. Step 6: Final answer
    x = 6,332.40

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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.