Home / 53,712.34-74,153.92-35,866.42

Finding the Fourth Proportional to 53,712.34, 74,153.92 and 35,866.42

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Solution

The fourth proportional to 53,712.34, 74,153.92 and 35,866.42 is: 49,516.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,712.34 : 74,153.92 = 35,866.42 : x
  2. Step 2: Convert to fraction form
    53,712.34/74,153.92 = 35,866.42/x
  3. Step 3: Cross multiply
    53,712.34x = 74,153.92 × 35,866.42
  4. Step 4: Simplify right side
    53,712.34x = 2,659,635,639.37
  5. Step 5: Solve for x
    x = 2,659,635,639.37/53,712.34
  6. Step 6: Final answer
    x = 49,516.29

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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.