Home / 49,713.47-74,570.36-12,273.55

Finding the Fourth Proportional to 49,713.47, 74,570.36 and 12,273.55

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Solution

The fourth proportional to 49,713.47, 74,570.36 and 12,273.55 is: 18,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,713.47 : 74,570.36 = 12,273.55 : x
  2. Step 2: Convert to fraction form
    49,713.47/74,570.36 = 12,273.55/x
  3. Step 3: Cross multiply
    49,713.47x = 74,570.36 × 12,273.55
  4. Step 4: Simplify right side
    49,713.47x = 915,242,855.55
  5. Step 5: Solve for x
    x = 915,242,855.55/49,713.47
  6. Step 6: Final answer
    x = 18,410.36

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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.