Home / 35,615.40-53,350.20-18,095.10

Finding the Fourth Proportional to 35,615.40, 53,350.20 and 18,095.10

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Solution

The fourth proportional to 35,615.40, 53,350.20 and 18,095.10 is: 27,105.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,615.40 : 53,350.20 = 18,095.10 : x
  2. Step 2: Convert to fraction form
    35,615.40/53,350.20 = 18,095.10/x
  3. Step 3: Cross multiply
    35,615.40x = 53,350.20 × 18,095.10
  4. Step 4: Simplify right side
    35,615.40x = 965,377,204.02
  5. Step 5: Solve for x
    x = 965,377,204.02/35,615.40
  6. Step 6: Final answer
    x = 27,105.61

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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.