Home / 56,049.36-84,073.86-18,612.27

Finding the Fourth Proportional to 56,049.36, 84,073.86 and 18,612.27

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Solution

The fourth proportional to 56,049.36, 84,073.86 and 18,612.27 is: 27,918.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,049.36 : 84,073.86 = 18,612.27 : x
  2. Step 2: Convert to fraction form
    56,049.36/84,073.86 = 18,612.27/x
  3. Step 3: Cross multiply
    56,049.36x = 84,073.86 × 18,612.27
  4. Step 4: Simplify right side
    56,049.36x = 1,564,805,382.26
  5. Step 5: Solve for x
    x = 1,564,805,382.26/56,049.36
  6. Step 6: Final answer
    x = 27,918.35

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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.