Home / 39,514.74-59,280.22-13,219.72

Finding the Fourth Proportional to 39,514.74, 59,280.22 and 13,219.72

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Solution

The fourth proportional to 39,514.74, 59,280.22 and 13,219.72 is: 19,832.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,514.74 : 59,280.22 = 13,219.72 : x
  2. Step 2: Convert to fraction form
    39,514.74/59,280.22 = 13,219.72/x
  3. Step 3: Cross multiply
    39,514.74x = 59,280.22 × 13,219.72
  4. Step 4: Simplify right side
    39,514.74x = 783,667,909.94
  5. Step 5: Solve for x
    x = 783,667,909.94/39,514.74
  6. Step 6: Final answer
    x = 19,832.29

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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.