Home / 32,891.45-49,348.62-10,405.60

Finding the Fourth Proportional to 32,891.45, 49,348.62 and 10,405.60

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Solution

The fourth proportional to 32,891.45, 49,348.62 and 10,405.60 is: 15,612.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,891.45 : 49,348.62 = 10,405.60 : x
  2. Step 2: Convert to fraction form
    32,891.45/49,348.62 = 10,405.60/x
  3. Step 3: Cross multiply
    32,891.45x = 49,348.62 × 10,405.60
  4. Step 4: Simplify right side
    32,891.45x = 513,501,876.90
  5. Step 5: Solve for x
    x = 513,501,876.90/32,891.45
  6. Step 6: Final answer
    x = 15,612.02

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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.