Home / 10,008.18-15,014.16-3,435.30

Finding the Fourth Proportional to 10,008.18, 15,014.16 and 3,435.30

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Solution

The fourth proportional to 10,008.18, 15,014.16 and 3,435.30 is: 5,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,008.18 : 15,014.16 = 3,435.30 : x
  2. Step 2: Convert to fraction form
    10,008.18/15,014.16 = 3,435.30/x
  3. Step 3: Cross multiply
    10,008.18x = 15,014.16 × 3,435.30
  4. Step 4: Simplify right side
    10,008.18x = 51,578,143.85
  5. Step 5: Solve for x
    x = 51,578,143.85/10,008.18
  6. Step 6: Final answer
    x = 5,153.60

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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.