Home / 43,215.18-59,639.25-25,311.54

Finding the Fourth Proportional to 43,215.18, 59,639.25 and 25,311.54

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Solution

The fourth proportional to 43,215.18, 59,639.25 and 25,311.54 is: 34,931.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,215.18 : 59,639.25 = 25,311.54 : x
  2. Step 2: Convert to fraction form
    43,215.18/59,639.25 = 25,311.54/x
  3. Step 3: Cross multiply
    43,215.18x = 59,639.25 × 25,311.54
  4. Step 4: Simplify right side
    43,215.18x = 1,509,561,261.95
  5. Step 5: Solve for x
    x = 1,509,561,261.95/43,215.18
  6. Step 6: Final answer
    x = 34,931.27

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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.