Home / 39,501.93-54,512.57-21,596.89

Finding the Fourth Proportional to 39,501.93, 54,512.57 and 21,596.89

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Solution

The fourth proportional to 39,501.93, 54,512.57 and 21,596.89 is: 29,803.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,501.93 : 54,512.57 = 21,596.89 : x
  2. Step 2: Convert to fraction form
    39,501.93/54,512.57 = 21,596.89/x
  3. Step 3: Cross multiply
    39,501.93x = 54,512.57 × 21,596.89
  4. Step 4: Simplify right side
    39,501.93x = 1,177,302,013.75
  5. Step 5: Solve for x
    x = 1,177,302,013.75/39,501.93
  6. Step 6: Final answer
    x = 29,803.66

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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.