Home / 29,643.12-40,908.24-16,214.22

Finding the Fourth Proportional to 29,643.12, 40,908.24 and 16,214.22

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Solution

The fourth proportional to 29,643.12, 40,908.24 and 16,214.22 is: 22,376.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,643.12 : 40,908.24 = 16,214.22 : x
  2. Step 2: Convert to fraction form
    29,643.12/40,908.24 = 16,214.22/x
  3. Step 3: Cross multiply
    29,643.12x = 40,908.24 × 16,214.22
  4. Step 4: Simplify right side
    29,643.12x = 663,295,203.17
  5. Step 5: Solve for x
    x = 663,295,203.17/29,643.12
  6. Step 6: Final answer
    x = 22,376.03

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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.