Home / 10,356.90-15,517.05-10,014.30

Finding the Fourth Proportional to 10,356.90, 15,517.05 and 10,014.30

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Solution

The fourth proportional to 10,356.90, 15,517.05 and 10,014.30 is: 15,003.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.90 : 15,517.05 = 10,014.30 : x
  2. Step 2: Convert to fraction form
    10,356.90/15,517.05 = 10,014.30/x
  3. Step 3: Cross multiply
    10,356.90x = 15,517.05 × 10,014.30
  4. Step 4: Simplify right side
    10,356.90x = 155,392,393.82
  5. Step 5: Solve for x
    x = 155,392,393.82/10,356.90
  6. Step 6: Final answer
    x = 15,003.76

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1.5x scale

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.