Home / 30,441.22-42,008.63-17,012.32

Finding the Fourth Proportional to 30,441.22, 42,008.63 and 17,012.32

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Solution

The fourth proportional to 30,441.22, 42,008.63 and 17,012.32 is: 23,476.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,441.22 : 42,008.63 = 17,012.32 : x
  2. Step 2: Convert to fraction form
    30,441.22/42,008.63 = 17,012.32/x
  3. Step 3: Cross multiply
    30,441.22x = 42,008.63 × 17,012.32
  4. Step 4: Simplify right side
    30,441.22x = 714,664,066.24
  5. Step 5: Solve for x
    x = 714,664,066.24/30,441.22
  6. Step 6: Final answer
    x = 23,476.86

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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.