Home / 39,377.34-59,074.92-13,083.12

Finding the Fourth Proportional to 39,377.34, 59,074.92 and 13,083.12

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Solution

The fourth proportional to 39,377.34, 59,074.92 and 13,083.12 is: 19,627.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,377.34 : 59,074.92 = 13,083.12 : x
  2. Step 2: Convert to fraction form
    39,377.34/59,074.92 = 13,083.12/x
  3. Step 3: Cross multiply
    39,377.34x = 59,074.92 × 13,083.12
  4. Step 4: Simplify right side
    39,377.34x = 772,884,267.35
  5. Step 5: Solve for x
    x = 772,884,267.35/39,377.34
  6. Step 6: Final answer
    x = 19,627.64

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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.