Home / 25,560.77-35,271.38-18,850.01

Finding the Fourth Proportional to 25,560.77, 35,271.38 and 18,850.01

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Solution

The fourth proportional to 25,560.77, 35,271.38 and 18,850.01 is: 26,011.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,560.77 : 35,271.38 = 18,850.01 : x
  2. Step 2: Convert to fraction form
    25,560.77/35,271.38 = 18,850.01/x
  3. Step 3: Cross multiply
    25,560.77x = 35,271.38 × 18,850.01
  4. Step 4: Simplify right side
    25,560.77x = 664,865,595.11
  5. Step 5: Solve for x
    x = 664,865,595.11/25,560.77
  6. Step 6: Final answer
    x = 26,011.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.