Home / 47,042.42-64,916.32-25,531.68

Finding the Fourth Proportional to 47,042.42, 64,916.32 and 25,531.68

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Solution

The fourth proportional to 47,042.42, 64,916.32 and 25,531.68 is: 35,232.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,042.42 : 64,916.32 = 25,531.68 : x
  2. Step 2: Convert to fraction form
    47,042.42/64,916.32 = 25,531.68/x
  3. Step 3: Cross multiply
    47,042.42x = 64,916.32 × 25,531.68
  4. Step 4: Simplify right side
    47,042.42x = 1,657,422,320.61
  5. Step 5: Solve for x
    x = 1,657,422,320.61/47,042.42
  6. Step 6: Final answer
    x = 35,232.51

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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.