Home / 16,145.60-24,219.36-6,281.60

Finding the Fourth Proportional to 16,145.60, 24,219.36 and 6,281.60

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Solution

The fourth proportional to 16,145.60, 24,219.36 and 6,281.60 is: 9,422.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,145.60 : 24,219.36 = 6,281.60 : x
  2. Step 2: Convert to fraction form
    16,145.60/24,219.36 = 6,281.60/x
  3. Step 3: Cross multiply
    16,145.60x = 24,219.36 × 6,281.60
  4. Step 4: Simplify right side
    16,145.60x = 152,136,331.78
  5. Step 5: Solve for x
    x = 152,136,331.78/16,145.60
  6. Step 6: Final answer
    x = 9,422.77

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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.