Home / 39,718.20-59,577.30-12,016.20

Finding the Fourth Proportional to 39,718.20, 59,577.30 and 12,016.20

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Solution

The fourth proportional to 39,718.20, 59,577.30 and 12,016.20 is: 18,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,718.20 : 59,577.30 = 12,016.20 : x
  2. Step 2: Convert to fraction form
    39,718.20/59,577.30 = 12,016.20/x
  3. Step 3: Cross multiply
    39,718.20x = 59,577.30 × 12,016.20
  4. Step 4: Simplify right side
    39,718.20x = 715,892,752.26
  5. Step 5: Solve for x
    x = 715,892,752.26/39,718.20
  6. Step 6: Final answer
    x = 18,024.30

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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.