Home / 25,405.18-35,060.40-15,333.46

Finding the Fourth Proportional to 25,405.18, 35,060.40 and 15,333.46

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Solution

The fourth proportional to 25,405.18, 35,060.40 and 15,333.46 is: 21,160.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,405.18 : 35,060.40 = 15,333.46 : x
  2. Step 2: Convert to fraction form
    25,405.18/35,060.40 = 15,333.46/x
  3. Step 3: Cross multiply
    25,405.18x = 35,060.40 × 15,333.46
  4. Step 4: Simplify right side
    25,405.18x = 537,597,240.98
  5. Step 5: Solve for x
    x = 537,597,240.98/25,405.18
  6. Step 6: Final answer
    x = 21,160.93

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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.