Home / 39,140.73-58,637.28-30,332.60

Finding the Fourth Proportional to 39,140.73, 58,637.28 and 30,332.60

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Solution

The fourth proportional to 39,140.73, 58,637.28 and 30,332.60 is: 45,441.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,140.73 : 58,637.28 = 30,332.60 : x
  2. Step 2: Convert to fraction form
    39,140.73/58,637.28 = 30,332.60/x
  3. Step 3: Cross multiply
    39,140.73x = 58,637.28 × 30,332.60
  4. Step 4: Simplify right side
    39,140.73x = 1,778,620,866.14
  5. Step 5: Solve for x
    x = 1,778,620,866.14/39,140.73
  6. Step 6: Final answer
    x = 45,441.69

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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.