Home / 25,811.02-35,614.89-15,202.77

Finding the Fourth Proportional to 25,811.02, 35,614.89 and 15,202.77

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Solution

The fourth proportional to 25,811.02, 35,614.89 and 15,202.77 is: 20,977.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,811.02 : 35,614.89 = 15,202.77 : x
  2. Step 2: Convert to fraction form
    25,811.02/35,614.89 = 15,202.77/x
  3. Step 3: Cross multiply
    25,811.02x = 35,614.89 × 15,202.77
  4. Step 4: Simplify right side
    25,811.02x = 541,444,803.17
  5. Step 5: Solve for x
    x = 541,444,803.17/25,811.02
  6. Step 6: Final answer
    x = 20,977.27

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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.