Home / 12,999.68-19,477.56-10,244.24

Finding the Fourth Proportional to 12,999.68, 19,477.56 and 10,244.24

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Solution

The fourth proportional to 12,999.68, 19,477.56 and 10,244.24 is: 15,349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,999.68 : 19,477.56 = 10,244.24 : x
  2. Step 2: Convert to fraction form
    12,999.68/19,477.56 = 10,244.24/x
  3. Step 3: Cross multiply
    12,999.68x = 19,477.56 × 10,244.24
  4. Step 4: Simplify right side
    12,999.68x = 199,532,799.25
  5. Step 5: Solve for x
    x = 199,532,799.25/12,999.68
  6. Step 6: Final answer
    x = 15,349.05

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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.