Home / 25,448.15-35,095.46-15,888.92

Finding the Fourth Proportional to 25,448.15, 35,095.46 and 15,888.92

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Solution

The fourth proportional to 25,448.15, 35,095.46 and 15,888.92 is: 21,912.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,448.15 : 35,095.46 = 15,888.92 : x
  2. Step 2: Convert to fraction form
    25,448.15/35,095.46 = 15,888.92/x
  3. Step 3: Cross multiply
    25,448.15x = 35,095.46 × 15,888.92
  4. Step 4: Simplify right side
    25,448.15x = 557,628,701.38
  5. Step 5: Solve for x
    x = 557,628,701.38/25,448.15
  6. Step 6: Final answer
    x = 21,912.35

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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.