Home / 26,065.44-39,074.75-12,730.89

Finding the Fourth Proportional to 26,065.44, 39,074.75 and 12,730.89

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Solution

The fourth proportional to 26,065.44, 39,074.75 and 12,730.89 is: 19,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,065.44 : 39,074.75 = 12,730.89 : x
  2. Step 2: Convert to fraction form
    26,065.44/39,074.75 = 12,730.89/x
  3. Step 3: Cross multiply
    26,065.44x = 39,074.75 × 12,730.89
  4. Step 4: Simplify right side
    26,065.44x = 497,456,312.20
  5. Step 5: Solve for x
    x = 497,456,312.20/26,065.44
  6. Step 6: Final answer
    x = 19,084.90

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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.