Home / 40,703.18-60,981.86-14,391.14

Finding the Fourth Proportional to 40,703.18, 60,981.86 and 14,391.14

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Solution

The fourth proportional to 40,703.18, 60,981.86 and 14,391.14 is: 21,560.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,703.18 : 60,981.86 = 14,391.14 : x
  2. Step 2: Convert to fraction form
    40,703.18/60,981.86 = 14,391.14/x
  3. Step 3: Cross multiply
    40,703.18x = 60,981.86 × 14,391.14
  4. Step 4: Simplify right side
    40,703.18x = 877,598,484.72
  5. Step 5: Solve for x
    x = 877,598,484.72/40,703.18
  6. Step 6: Final answer
    x = 21,560.93

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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.