Home / 39,487.68-59,222.78-11,401.63

Finding the Fourth Proportional to 39,487.68, 59,222.78 and 11,401.63

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Solution

The fourth proportional to 39,487.68, 59,222.78 and 11,401.63 is: 17,099.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,487.68 : 59,222.78 = 11,401.63 : x
  2. Step 2: Convert to fraction form
    39,487.68/59,222.78 = 11,401.63/x
  3. Step 3: Cross multiply
    39,487.68x = 59,222.78 × 11,401.63
  4. Step 4: Simplify right side
    39,487.68x = 675,236,225.13
  5. Step 5: Solve for x
    x = 675,236,225.13/39,487.68
  6. Step 6: Final answer
    x = 17,099.92

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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.