Home / 39,121.14-58,681.53-11,041.14

Finding the Fourth Proportional to 39,121.14, 58,681.53 and 11,041.14

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Solution

The fourth proportional to 39,121.14, 58,681.53 and 11,041.14 is: 16,561.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,121.14 : 58,681.53 = 11,041.14 : x
  2. Step 2: Convert to fraction form
    39,121.14/58,681.53 = 11,041.14/x
  3. Step 3: Cross multiply
    39,121.14x = 58,681.53 × 11,041.14
  4. Step 4: Simplify right side
    39,121.14x = 647,910,988.14
  5. Step 5: Solve for x
    x = 647,910,988.14/39,121.14
  6. Step 6: Final answer
    x = 16,561.66

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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.