Home / 32,331.20-48,477.60-16,779.20

Finding the Fourth Proportional to 32,331.20, 48,477.60 and 16,779.20

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Solution

The fourth proportional to 32,331.20, 48,477.60 and 16,779.20 is: 25,158.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,331.20 : 48,477.60 = 16,779.20 : x
  2. Step 2: Convert to fraction form
    32,331.20/48,477.60 = 16,779.20/x
  3. Step 3: Cross multiply
    32,331.20x = 48,477.60 × 16,779.20
  4. Step 4: Simplify right side
    32,331.20x = 813,415,345.92
  5. Step 5: Solve for x
    x = 813,415,345.92/32,331.20
  6. Step 6: Final answer
    x = 25,158.84

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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.