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Finding the Fourth Proportional to 39,338.53, 59,007.76 and 9,756.11

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Solution

The fourth proportional to 39,338.53, 59,007.76 and 9,756.11 is: 14,634.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,338.53 : 59,007.76 = 9,756.11 : x
  2. Step 2: Convert to fraction form
    39,338.53/59,007.76 = 9,756.11/x
  3. Step 3: Cross multiply
    39,338.53x = 59,007.76 × 9,756.11
  4. Step 4: Simplify right side
    39,338.53x = 575,686,320.54
  5. Step 5: Solve for x
    x = 575,686,320.54/39,338.53
  6. Step 6: Final answer
    x = 14,634.16

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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.