Home / 40,406.07-60,638.28-22,910.07

Finding the Fourth Proportional to 40,406.07, 60,638.28 and 22,910.07

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Solution

The fourth proportional to 40,406.07, 60,638.28 and 22,910.07 is: 34,381.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,406.07 : 60,638.28 = 22,910.07 : x
  2. Step 2: Convert to fraction form
    40,406.07/60,638.28 = 22,910.07/x
  3. Step 3: Cross multiply
    40,406.07x = 60,638.28 × 22,910.07
  4. Step 4: Simplify right side
    40,406.07x = 1,389,227,239.48
  5. Step 5: Solve for x
    x = 1,389,227,239.48/40,406.07
  6. Step 6: Final answer
    x = 34,381.65

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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.