Home / 40,023.18-60,035.85-10,440.36

Finding the Fourth Proportional to 40,023.18, 60,035.85 and 10,440.36

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Solution

The fourth proportional to 40,023.18, 60,035.85 and 10,440.36 is: 15,660.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,023.18 : 60,035.85 = 10,440.36 : x
  2. Step 2: Convert to fraction form
    40,023.18/60,035.85 = 10,440.36/x
  3. Step 3: Cross multiply
    40,023.18x = 60,035.85 × 10,440.36
  4. Step 4: Simplify right side
    40,023.18x = 626,795,886.91
  5. Step 5: Solve for x
    x = 626,795,886.91/40,023.18
  6. Step 6: Final answer
    x = 15,660.82

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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.