Home / 55,037.68-75,952.01-29,887.18

Finding the Fourth Proportional to 55,037.68, 75,952.01 and 29,887.18

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Solution

The fourth proportional to 55,037.68, 75,952.01 and 29,887.18 is: 41,244.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,037.68 : 75,952.01 = 29,887.18 : x
  2. Step 2: Convert to fraction form
    55,037.68/75,952.01 = 29,887.18/x
  3. Step 3: Cross multiply
    55,037.68x = 75,952.01 × 29,887.18
  4. Step 4: Simplify right side
    55,037.68x = 2,269,991,279.07
  5. Step 5: Solve for x
    x = 2,269,991,279.07/55,037.68
  6. Step 6: Final answer
    x = 41,244.31

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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.