Home / 32,535.60-48,803.40-28,140

Finding the Fourth Proportional to 32,535.60, 48,803.40 and 28,140

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Solution

The fourth proportional to 32,535.60, 48,803.40 and 28,140 is: 42,210

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,535.60 : 48,803.40 = 28,140 : x
  2. Step 2: Convert to fraction form
    32,535.60/48,803.40 = 28,140/x
  3. Step 3: Cross multiply
    32,535.60x = 48,803.40 × 28,140
  4. Step 4: Simplify right side
    32,535.60x = 1,373,327,676
  5. Step 5: Solve for x
    x = 1,373,327,676/32,535.60
  6. Step 6: Final answer
    x = 42,210

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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.