Home / 25,040.07-34,555.32-15,608.64

Finding the Fourth Proportional to 25,040.07, 34,555.32 and 15,608.64

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Solution

The fourth proportional to 25,040.07, 34,555.32 and 15,608.64 is: 21,539.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,040.07 : 34,555.32 = 15,608.64 : x
  2. Step 2: Convert to fraction form
    25,040.07/34,555.32 = 15,608.64/x
  3. Step 3: Cross multiply
    25,040.07x = 34,555.32 × 15,608.64
  4. Step 4: Simplify right side
    25,040.07x = 539,361,549.96
  5. Step 5: Solve for x
    x = 539,361,549.96/25,040.07
  6. Step 6: Final answer
    x = 21,539.94

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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.