Home / 25,635.93-35,380.01-15,562.05

Finding the Fourth Proportional to 25,635.93, 35,380.01 and 15,562.05

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Solution

The fourth proportional to 25,635.93, 35,380.01 and 15,562.05 is: 21,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,635.93 : 35,380.01 = 15,562.05 : x
  2. Step 2: Convert to fraction form
    25,635.93/35,380.01 = 15,562.05/x
  3. Step 3: Cross multiply
    25,635.93x = 35,380.01 × 15,562.05
  4. Step 4: Simplify right side
    25,635.93x = 550,585,484.62
  5. Step 5: Solve for x
    x = 550,585,484.62/25,635.93
  6. Step 6: Final answer
    x = 21,477.10

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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.