Home / 13,151.08-19,700.70-10,844.20

Finding the Fourth Proportional to 13,151.08, 19,700.70 and 10,844.20

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Solution

The fourth proportional to 13,151.08, 19,700.70 and 10,844.20 is: 16,244.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,151.08 : 19,700.70 = 10,844.20 : x
  2. Step 2: Convert to fraction form
    13,151.08/19,700.70 = 10,844.20/x
  3. Step 3: Cross multiply
    13,151.08x = 19,700.70 × 10,844.20
  4. Step 4: Simplify right side
    13,151.08x = 213,638,330.94
  5. Step 5: Solve for x
    x = 213,638,330.94/13,151.08
  6. Step 6: Final answer
    x = 16,244.93

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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.