Home / 40,341.04-60,512.64-10,758.80

Finding the Fourth Proportional to 40,341.04, 60,512.64 and 10,758.80

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Solution

The fourth proportional to 40,341.04, 60,512.64 and 10,758.80 is: 16,138.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,341.04 : 60,512.64 = 10,758.80 : x
  2. Step 2: Convert to fraction form
    40,341.04/60,512.64 = 10,758.80/x
  3. Step 3: Cross multiply
    40,341.04x = 60,512.64 × 10,758.80
  4. Step 4: Simplify right side
    40,341.04x = 651,043,391.23
  5. Step 5: Solve for x
    x = 651,043,391.23/40,341.04
  6. Step 6: Final answer
    x = 16,138.49

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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.