Home / 53,313.44-79,916.64-18,229.10

Finding the Fourth Proportional to 53,313.44, 79,916.64 and 18,229.10

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Solution

The fourth proportional to 53,313.44, 79,916.64 and 18,229.10 is: 27,325.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,313.44 : 79,916.64 = 18,229.10 : x
  2. Step 2: Convert to fraction form
    53,313.44/79,916.64 = 18,229.10/x
  3. Step 3: Cross multiply
    53,313.44x = 79,916.64 × 18,229.10
  4. Step 4: Simplify right side
    53,313.44x = 1,456,808,422.22
  5. Step 5: Solve for x
    x = 1,456,808,422.22/53,313.44
  6. Step 6: Final answer
    x = 27,325.35

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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.