Home / 55,711.94-83,569.91-18,272.90

Finding the Fourth Proportional to 55,711.94, 83,569.91 and 18,272.90

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Solution

The fourth proportional to 55,711.94, 83,569.91 and 18,272.90 is: 27,410.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,711.94 : 83,569.91 = 18,272.90 : x
  2. Step 2: Convert to fraction form
    55,711.94/83,569.91 = 18,272.90/x
  3. Step 3: Cross multiply
    55,711.94x = 83,569.91 × 18,272.90
  4. Step 4: Simplify right side
    55,711.94x = 1,527,064,608.44
  5. Step 5: Solve for x
    x = 1,527,064,608.44/55,711.94
  6. Step 6: Final answer
    x = 27,410.01

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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.