Home / 39,557.65-54,588.47-22,561.51

Finding the Fourth Proportional to 39,557.65, 54,588.47 and 22,561.51

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Solution

The fourth proportional to 39,557.65, 54,588.47 and 22,561.51 is: 31,134.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,557.65 : 54,588.47 = 22,561.51 : x
  2. Step 2: Convert to fraction form
    39,557.65/54,588.47 = 22,561.51/x
  3. Step 3: Cross multiply
    39,557.65x = 54,588.47 × 22,561.51
  4. Step 4: Simplify right side
    39,557.65x = 1,231,598,231.72
  5. Step 5: Solve for x
    x = 1,231,598,231.72/39,557.65
  6. Step 6: Final answer
    x = 31,134.26

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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.