Home / 39,401.10-59,108.94-12,754.13

Finding the Fourth Proportional to 39,401.10, 59,108.94 and 12,754.13

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Solution

The fourth proportional to 39,401.10, 59,108.94 and 12,754.13 is: 19,133.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,401.10 : 59,108.94 = 12,754.13 : x
  2. Step 2: Convert to fraction form
    39,401.10/59,108.94 = 12,754.13/x
  3. Step 3: Cross multiply
    39,401.10x = 59,108.94 × 12,754.13
  4. Step 4: Simplify right side
    39,401.10x = 753,882,809.38
  5. Step 5: Solve for x
    x = 753,882,809.38/39,401.10
  6. Step 6: Final answer
    x = 19,133.55

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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.