Home / 39,133.80-58,717.71-19,401.12

Finding the Fourth Proportional to 39,133.80, 58,717.71 and 19,401.12

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Solution

The fourth proportional to 39,133.80, 58,717.71 and 19,401.12 is: 29,110.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,133.80 : 58,717.71 = 19,401.12 : x
  2. Step 2: Convert to fraction form
    39,133.80/58,717.71 = 19,401.12/x
  3. Step 3: Cross multiply
    39,133.80x = 58,717.71 × 19,401.12
  4. Step 4: Simplify right side
    39,133.80x = 1,139,189,337.84
  5. Step 5: Solve for x
    x = 1,139,189,337.84/39,133.80
  6. Step 6: Final answer
    x = 29,110.11

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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.