Home / 53,916.46-74,403.70-30,042.62

Finding the Fourth Proportional to 53,916.46, 74,403.70 and 30,042.62

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Solution

The fourth proportional to 53,916.46, 74,403.70 and 30,042.62 is: 41,458.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,916.46 : 74,403.70 = 30,042.62 : x
  2. Step 2: Convert to fraction form
    53,916.46/74,403.70 = 30,042.62/x
  3. Step 3: Cross multiply
    53,916.46x = 74,403.70 × 30,042.62
  4. Step 4: Simplify right side
    53,916.46x = 2,235,282,085.69
  5. Step 5: Solve for x
    x = 2,235,282,085.69/53,916.46
  6. Step 6: Final answer
    x = 41,458.25

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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.