Home / 32,458.20-48,687.30-12,737.40

Finding the Fourth Proportional to 32,458.20, 48,687.30 and 12,737.40

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Solution

The fourth proportional to 32,458.20, 48,687.30 and 12,737.40 is: 19,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,458.20 : 48,687.30 = 12,737.40 : x
  2. Step 2: Convert to fraction form
    32,458.20/48,687.30 = 12,737.40/x
  3. Step 3: Cross multiply
    32,458.20x = 48,687.30 × 12,737.40
  4. Step 4: Simplify right side
    32,458.20x = 620,149,615.02
  5. Step 5: Solve for x
    x = 620,149,615.02/32,458.20
  6. Step 6: Final answer
    x = 19,106.10

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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.