Home / 42,038.40-57,993.20-25,032.96

Finding the Fourth Proportional to 42,038.40, 57,993.20 and 25,032.96

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Solution

The fourth proportional to 42,038.40, 57,993.20 and 25,032.96 is: 34,533.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,038.40 : 57,993.20 = 25,032.96 : x
  2. Step 2: Convert to fraction form
    42,038.40/57,993.20 = 25,032.96/x
  3. Step 3: Cross multiply
    42,038.40x = 57,993.20 × 25,032.96
  4. Step 4: Simplify right side
    42,038.40x = 1,451,741,424.58
  5. Step 5: Solve for x
    x = 1,451,741,424.58/42,038.40
  6. Step 6: Final answer
    x = 34,533.70

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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.