Home / 53,946.18-74,448.96-30,072.82

Finding the Fourth Proportional to 53,946.18, 74,448.96 and 30,072.82

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Solution

The fourth proportional to 53,946.18, 74,448.96 and 30,072.82 is: 41,502.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,946.18 : 74,448.96 = 30,072.82 : x
  2. Step 2: Convert to fraction form
    53,946.18/74,448.96 = 30,072.82/x
  3. Step 3: Cross multiply
    53,946.18x = 74,448.96 × 30,072.82
  4. Step 4: Simplify right side
    53,946.18x = 2,238,890,173.27
  5. Step 5: Solve for x
    x = 2,238,890,173.27/53,946.18
  6. Step 6: Final answer
    x = 41,502.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.