Home / 26,700.75-40,053.87-10,074.78

Finding the Fourth Proportional to 26,700.75, 40,053.87 and 10,074.78

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Solution

The fourth proportional to 26,700.75, 40,053.87 and 10,074.78 is: 15,113.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,700.75 : 40,053.87 = 10,074.78 : x
  2. Step 2: Convert to fraction form
    26,700.75/40,053.87 = 10,074.78/x
  3. Step 3: Cross multiply
    26,700.75x = 40,053.87 × 10,074.78
  4. Step 4: Simplify right side
    26,700.75x = 403,533,677.76
  5. Step 5: Solve for x
    x = 403,533,677.76/26,700.75
  6. Step 6: Final answer
    x = 15,113.20

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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.