Home / 25,699.24-35,465.19-15,089.05

Finding the Fourth Proportional to 25,699.24, 35,465.19 and 15,089.05

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Solution

The fourth proportional to 25,699.24, 35,465.19 and 15,089.05 is: 20,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,699.24 : 35,465.19 = 15,089.05 : x
  2. Step 2: Convert to fraction form
    25,699.24/35,465.19 = 15,089.05/x
  3. Step 3: Cross multiply
    25,699.24x = 35,465.19 × 15,089.05
  4. Step 4: Simplify right side
    25,699.24x = 535,135,847.84
  5. Step 5: Solve for x
    x = 535,135,847.84/25,699.24
  6. Step 6: Final answer
    x = 20,823.03

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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.