Home / 25,734.78-38,602.20-10,152

Finding the Fourth Proportional to 25,734.78, 38,602.20 and 10,152

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Solution

The fourth proportional to 25,734.78, 38,602.20 and 10,152 is: 15,228.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,734.78 : 38,602.20 = 10,152 : x
  2. Step 2: Convert to fraction form
    25,734.78/38,602.20 = 10,152/x
  3. Step 3: Cross multiply
    25,734.78x = 38,602.20 × 10,152
  4. Step 4: Simplify right side
    25,734.78x = 391,889,534.40
  5. Step 5: Solve for x
    x = 391,889,534.40/25,734.78
  6. Step 6: Final answer
    x = 15,228.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.