Home / 39,629.33-59,443.50-9,643.74

Finding the Fourth Proportional to 39,629.33, 59,443.50 and 9,643.74

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Solution

The fourth proportional to 39,629.33, 59,443.50 and 9,643.74 is: 14,465.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,629.33 : 59,443.50 = 9,643.74 : x
  2. Step 2: Convert to fraction form
    39,629.33/59,443.50 = 9,643.74/x
  3. Step 3: Cross multiply
    39,629.33x = 59,443.50 × 9,643.74
  4. Step 4: Simplify right side
    39,629.33x = 573,257,658.69
  5. Step 5: Solve for x
    x = 573,257,658.69/39,629.33
  6. Step 6: Final answer
    x = 14,465.49

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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.