Home / 25,745.10-35,529.03-15,134.46

Finding the Fourth Proportional to 25,745.10, 35,529.03 and 15,134.46

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Solution

The fourth proportional to 25,745.10, 35,529.03 and 15,134.46 is: 20,886.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,745.10 : 35,529.03 = 15,134.46 : x
  2. Step 2: Convert to fraction form
    25,745.10/35,529.03 = 15,134.46/x
  3. Step 3: Cross multiply
    25,745.10x = 35,529.03 × 15,134.46
  4. Step 4: Simplify right side
    25,745.10x = 537,712,683.37
  5. Step 5: Solve for x
    x = 537,712,683.37/25,745.10
  6. Step 6: Final answer
    x = 20,886.02

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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.