Home / 30,025.02-41,424.39-17,439.42

Finding the Fourth Proportional to 30,025.02, 41,424.39 and 17,439.42

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Solution

The fourth proportional to 30,025.02, 41,424.39 and 17,439.42 is: 24,060.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,025.02 : 41,424.39 = 17,439.42 : x
  2. Step 2: Convert to fraction form
    30,025.02/41,424.39 = 17,439.42/x
  3. Step 3: Cross multiply
    30,025.02x = 41,424.39 × 17,439.42
  4. Step 4: Simplify right side
    30,025.02x = 722,417,335.45
  5. Step 5: Solve for x
    x = 722,417,335.45/30,025.02
  6. Step 6: Final answer
    x = 24,060.51

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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.