Home / 32,077.78-48,082.65-12,347.80

Finding the Fourth Proportional to 32,077.78, 48,082.65 and 12,347.80

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Solution

The fourth proportional to 32,077.78, 48,082.65 and 12,347.80 is: 18,508.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,077.78 : 48,082.65 = 12,347.80 : x
  2. Step 2: Convert to fraction form
    32,077.78/48,082.65 = 12,347.80/x
  3. Step 3: Cross multiply
    32,077.78x = 48,082.65 × 12,347.80
  4. Step 4: Simplify right side
    32,077.78x = 593,714,945.67
  5. Step 5: Solve for x
    x = 593,714,945.67/32,077.78
  6. Step 6: Final answer
    x = 18,508.60

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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.