Home / 25,565.15-35,270.36-25,525.68

Finding the Fourth Proportional to 25,565.15, 35,270.36 and 25,525.68

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Solution

The fourth proportional to 25,565.15, 35,270.36 and 25,525.68 is: 35,215.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,565.15 : 35,270.36 = 25,525.68 : x
  2. Step 2: Convert to fraction form
    25,565.15/35,270.36 = 25,525.68/x
  3. Step 3: Cross multiply
    25,565.15x = 35,270.36 × 25,525.68
  4. Step 4: Simplify right side
    25,565.15x = 900,299,986.66
  5. Step 5: Solve for x
    x = 900,299,986.66/25,565.15
  6. Step 6: Final answer
    x = 35,215.91

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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.