Home / 30,838.73-42,562.26-23,293.58

Finding the Fourth Proportional to 30,838.73, 42,562.26 and 23,293.58

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Solution

The fourth proportional to 30,838.73, 42,562.26 and 23,293.58 is: 32,148.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,838.73 : 42,562.26 = 23,293.58 : x
  2. Step 2: Convert to fraction form
    30,838.73/42,562.26 = 23,293.58/x
  3. Step 3: Cross multiply
    30,838.73x = 42,562.26 × 23,293.58
  4. Step 4: Simplify right side
    30,838.73x = 991,427,195.48
  5. Step 5: Solve for x
    x = 991,427,195.48/30,838.73
  6. Step 6: Final answer
    x = 32,148.77

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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.