Home / 37,719.28-56,579.22-11,426.08

Finding the Fourth Proportional to 37,719.28, 56,579.22 and 11,426.08

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Solution

The fourth proportional to 37,719.28, 56,579.22 and 11,426.08 is: 17,139.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,719.28 : 56,579.22 = 11,426.08 : x
  2. Step 2: Convert to fraction form
    37,719.28/56,579.22 = 11,426.08/x
  3. Step 3: Cross multiply
    37,719.28x = 56,579.22 × 11,426.08
  4. Step 4: Simplify right side
    37,719.28x = 646,478,694.06
  5. Step 5: Solve for x
    x = 646,478,694.06/37,719.28
  6. Step 6: Final answer
    x = 17,139.21

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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.