Home / 39,371.80-59,063.65-12,708.88

Finding the Fourth Proportional to 39,371.80, 59,063.65 and 12,708.88

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Solution

The fourth proportional to 39,371.80, 59,063.65 and 12,708.88 is: 19,065.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,371.80 : 59,063.65 = 12,708.88 : x
  2. Step 2: Convert to fraction form
    39,371.80/59,063.65 = 12,708.88/x
  3. Step 3: Cross multiply
    39,371.80x = 59,063.65 × 12,708.88
  4. Step 4: Simplify right side
    39,371.80x = 750,632,840.21
  5. Step 5: Solve for x
    x = 750,632,840.21/39,371.80
  6. Step 6: Final answer
    x = 19,065.24

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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.