Home / 55,695.72-83,560.92-18,256.08

Finding the Fourth Proportional to 55,695.72, 83,560.92 and 18,256.08

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Solution

The fourth proportional to 55,695.72, 83,560.92 and 18,256.08 is: 27,389.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,695.72 : 83,560.92 = 18,256.08 : x
  2. Step 2: Convert to fraction form
    55,695.72/83,560.92 = 18,256.08/x
  3. Step 3: Cross multiply
    55,695.72x = 83,560.92 × 18,256.08
  4. Step 4: Simplify right side
    55,695.72x = 1,525,494,840.39
  5. Step 5: Solve for x
    x = 1,525,494,840.39/55,695.72
  6. Step 6: Final answer
    x = 27,389.80

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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.