Home / 30,028.32-41,438.63-18,098.24

Finding the Fourth Proportional to 30,028.32, 41,438.63 and 18,098.24

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Solution

The fourth proportional to 30,028.32, 41,438.63 and 18,098.24 is: 24,975.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,028.32 : 41,438.63 = 18,098.24 : x
  2. Step 2: Convert to fraction form
    30,028.32/41,438.63 = 18,098.24/x
  3. Step 3: Cross multiply
    30,028.32x = 41,438.63 × 18,098.24
  4. Step 4: Simplify right side
    30,028.32x = 749,966,264.46
  5. Step 5: Solve for x
    x = 749,966,264.46/30,028.32
  6. Step 6: Final answer
    x = 24,975.30

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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.