Home / 32,484.12-48,706.20-12,739.56

Finding the Fourth Proportional to 32,484.12, 48,706.20 and 12,739.56

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Solution

The fourth proportional to 32,484.12, 48,706.20 and 12,739.56 is: 19,101.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,484.12 : 48,706.20 = 12,739.56 : x
  2. Step 2: Convert to fraction form
    32,484.12/48,706.20 = 12,739.56/x
  3. Step 3: Cross multiply
    32,484.12x = 48,706.20 × 12,739.56
  4. Step 4: Simplify right side
    32,484.12x = 620,495,557.27
  5. Step 5: Solve for x
    x = 620,495,557.27/32,484.12
  6. Step 6: Final answer
    x = 19,101.50

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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.