Home / 19,444.24-29,128.16-10,090.36

Finding the Fourth Proportional to 19,444.24, 29,128.16 and 10,090.36

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Solution

The fourth proportional to 19,444.24, 29,128.16 and 10,090.36 is: 15,115.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,444.24 : 29,128.16 = 10,090.36 : x
  2. Step 2: Convert to fraction form
    19,444.24/29,128.16 = 10,090.36/x
  3. Step 3: Cross multiply
    19,444.24x = 29,128.16 × 10,090.36
  4. Step 4: Simplify right side
    19,444.24x = 293,913,620.54
  5. Step 5: Solve for x
    x = 293,913,620.54/19,444.24
  6. Step 6: Final answer
    x = 15,115.72

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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.