Home / 49,513.47-74,270.20-19,935.51

Finding the Fourth Proportional to 49,513.47, 74,270.20 and 19,935.51

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Solution

The fourth proportional to 49,513.47, 74,270.20 and 19,935.51 is: 29,903.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,513.47 : 74,270.20 = 19,935.51 : x
  2. Step 2: Convert to fraction form
    49,513.47/74,270.20 = 19,935.51/x
  3. Step 3: Cross multiply
    49,513.47x = 74,270.20 × 19,935.51
  4. Step 4: Simplify right side
    49,513.47x = 1,480,614,314.80
  5. Step 5: Solve for x
    x = 1,480,614,314.80/49,513.47
  6. Step 6: Final answer
    x = 29,903.26

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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.