Home / 25,873.02-35,683.11-15,919.74

Finding the Fourth Proportional to 25,873.02, 35,683.11 and 15,919.74

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Solution

The fourth proportional to 25,873.02, 35,683.11 and 15,919.74 is: 21,955.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,873.02 : 35,683.11 = 15,919.74 : x
  2. Step 2: Convert to fraction form
    25,873.02/35,683.11 = 15,919.74/x
  3. Step 3: Cross multiply
    25,873.02x = 35,683.11 × 15,919.74
  4. Step 4: Simplify right side
    25,873.02x = 568,065,833.59
  5. Step 5: Solve for x
    x = 568,065,833.59/25,873.02
  6. Step 6: Final answer
    x = 21,955.92

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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.