Home / 40,478.04-60,712.92-10,894.68

Finding the Fourth Proportional to 40,478.04, 60,712.92 and 10,894.68

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Solution

The fourth proportional to 40,478.04, 60,712.92 and 10,894.68 is: 16,340.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,478.04 : 60,712.92 = 10,894.68 : x
  2. Step 2: Convert to fraction form
    40,478.04/60,712.92 = 10,894.68/x
  3. Step 3: Cross multiply
    40,478.04x = 60,712.92 × 10,894.68
  4. Step 4: Simplify right side
    40,478.04x = 661,447,835.27
  5. Step 5: Solve for x
    x = 661,447,835.27/40,478.04
  6. Step 6: Final answer
    x = 16,340.91

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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.