Home / 10,015.08-15,008.01-5,633.76

Finding the Fourth Proportional to 10,015.08, 15,008.01 and 5,633.76

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Solution

The fourth proportional to 10,015.08, 15,008.01 and 5,633.76 is: 8,442.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.08 : 15,008.01 = 5,633.76 : x
  2. Step 2: Convert to fraction form
    10,015.08/15,008.01 = 5,633.76/x
  3. Step 3: Cross multiply
    10,015.08x = 15,008.01 × 5,633.76
  4. Step 4: Simplify right side
    10,015.08x = 84,551,526.42
  5. Step 5: Solve for x
    x = 84,551,526.42/10,015.08
  6. Step 6: Final answer
    x = 8,442.42

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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.