Home / 57,218.06-85,827.64-25,629.68

Finding the Fourth Proportional to 57,218.06, 85,827.64 and 25,629.68

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Solution

The fourth proportional to 57,218.06, 85,827.64 and 25,629.68 is: 38,444.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,218.06 : 85,827.64 = 25,629.68 : x
  2. Step 2: Convert to fraction form
    57,218.06/85,827.64 = 25,629.68/x
  3. Step 3: Cross multiply
    57,218.06x = 85,827.64 × 25,629.68
  4. Step 4: Simplify right side
    57,218.06x = 2,199,734,948.36
  5. Step 5: Solve for x
    x = 2,199,734,948.36/57,218.06
  6. Step 6: Final answer
    x = 38,444.77

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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.