Home / 39,462.81-59,155.74-15,763.29

Finding the Fourth Proportional to 39,462.81, 59,155.74 and 15,763.29

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Solution

The fourth proportional to 39,462.81, 59,155.74 and 15,763.29 is: 23,629.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,462.81 : 59,155.74 = 15,763.29 : x
  2. Step 2: Convert to fraction form
    39,462.81/59,155.74 = 15,763.29/x
  3. Step 3: Cross multiply
    39,462.81x = 59,155.74 × 15,763.29
  4. Step 4: Simplify right side
    39,462.81x = 932,489,084.78
  5. Step 5: Solve for x
    x = 932,489,084.78/39,462.81
  6. Step 6: Final answer
    x = 23,629.57

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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.