Home / 39,133.48-58,698.18-12,834.76

Finding the Fourth Proportional to 39,133.48, 58,698.18 and 12,834.76

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Solution

The fourth proportional to 39,133.48, 58,698.18 and 12,834.76 is: 19,251.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,133.48 : 58,698.18 = 12,834.76 : x
  2. Step 2: Convert to fraction form
    39,133.48/58,698.18 = 12,834.76/x
  3. Step 3: Cross multiply
    39,133.48x = 58,698.18 × 12,834.76
  4. Step 4: Simplify right side
    39,133.48x = 753,377,052.74
  5. Step 5: Solve for x
    x = 753,377,052.74/39,133.48
  6. Step 6: Final answer
    x = 19,251.47

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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.