Home / 56,037.36-84,044.16-18,588.72

Finding the Fourth Proportional to 56,037.36, 84,044.16 and 18,588.72

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Solution

The fourth proportional to 56,037.36, 84,044.16 and 18,588.72 is: 27,879.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,037.36 : 84,044.16 = 18,588.72 : x
  2. Step 2: Convert to fraction form
    56,037.36/84,044.16 = 18,588.72/x
  3. Step 3: Cross multiply
    56,037.36x = 84,044.16 × 18,588.72
  4. Step 4: Simplify right side
    56,037.36x = 1,562,273,357.88
  5. Step 5: Solve for x
    x = 1,562,273,357.88/56,037.36
  6. Step 6: Final answer
    x = 27,879.14

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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.