Home / 39,017.46-58,520.07-12,722.07

Finding the Fourth Proportional to 39,017.46, 58,520.07 and 12,722.07

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Solution

The fourth proportional to 39,017.46, 58,520.07 and 12,722.07 is: 19,081.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,017.46 : 58,520.07 = 12,722.07 : x
  2. Step 2: Convert to fraction form
    39,017.46/58,520.07 = 12,722.07/x
  3. Step 3: Cross multiply
    39,017.46x = 58,520.07 × 12,722.07
  4. Step 4: Simplify right side
    39,017.46x = 744,496,426.94
  5. Step 5: Solve for x
    x = 744,496,426.94/39,017.46
  6. Step 6: Final answer
    x = 19,081.11

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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.