Home / 40,316.40-60,474.06-14,021.10

Finding the Fourth Proportional to 40,316.40, 60,474.06 and 14,021.10

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Solution

The fourth proportional to 40,316.40, 60,474.06 and 14,021.10 is: 21,031.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,316.40 : 60,474.06 = 14,021.10 : x
  2. Step 2: Convert to fraction form
    40,316.40/60,474.06 = 14,021.10/x
  3. Step 3: Cross multiply
    40,316.40x = 60,474.06 × 14,021.10
  4. Step 4: Simplify right side
    40,316.40x = 847,912,842.67
  5. Step 5: Solve for x
    x = 847,912,842.67/40,316.40
  6. Step 6: Final answer
    x = 21,031.46

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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.