Home / 25,727.02-35,492.01-15,111.87

Finding the Fourth Proportional to 25,727.02, 35,492.01 and 15,111.87

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Solution

The fourth proportional to 25,727.02, 35,492.01 and 15,111.87 is: 20,847.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,727.02 : 35,492.01 = 15,111.87 : x
  2. Step 2: Convert to fraction form
    25,727.02/35,492.01 = 15,111.87/x
  3. Step 3: Cross multiply
    25,727.02x = 35,492.01 × 15,111.87
  4. Step 4: Simplify right side
    25,727.02x = 536,350,641.16
  5. Step 5: Solve for x
    x = 536,350,641.16/25,727.02
  6. Step 6: Final answer
    x = 20,847.76

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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.