Home / 29,055.51-40,099.56-17,122.69

Finding the Fourth Proportional to 29,055.51, 40,099.56 and 17,122.69

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Solution

The fourth proportional to 29,055.51, 40,099.56 and 17,122.69 is: 23,631.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,055.51 : 40,099.56 = 17,122.69 : x
  2. Step 2: Convert to fraction form
    29,055.51/40,099.56 = 17,122.69/x
  3. Step 3: Cross multiply
    29,055.51x = 40,099.56 × 17,122.69
  4. Step 4: Simplify right side
    29,055.51x = 686,612,320.93
  5. Step 5: Solve for x
    x = 686,612,320.93/29,055.51
  6. Step 6: Final answer
    x = 23,631.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.