Home / 39,403.55-59,072.05-18,332.71

Finding the Fourth Proportional to 39,403.55, 59,072.05 and 18,332.71

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Solution

The fourth proportional to 39,403.55, 59,072.05 and 18,332.71 is: 27,483.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,403.55 : 59,072.05 = 18,332.71 : x
  2. Step 2: Convert to fraction form
    39,403.55/59,072.05 = 18,332.71/x
  3. Step 3: Cross multiply
    39,403.55x = 59,072.05 × 18,332.71
  4. Step 4: Simplify right side
    39,403.55x = 1,082,950,374.73
  5. Step 5: Solve for x
    x = 1,082,950,374.73/39,403.55
  6. Step 6: Final answer
    x = 27,483.58

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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.