Home / 29,398.66-40,570.88-15,969.91

Finding the Fourth Proportional to 29,398.66, 40,570.88 and 15,969.91

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Solution

The fourth proportional to 29,398.66, 40,570.88 and 15,969.91 is: 22,038.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,398.66 : 40,570.88 = 15,969.91 : x
  2. Step 2: Convert to fraction form
    29,398.66/40,570.88 = 15,969.91/x
  3. Step 3: Cross multiply
    29,398.66x = 40,570.88 × 15,969.91
  4. Step 4: Simplify right side
    29,398.66x = 647,913,302.22
  5. Step 5: Solve for x
    x = 647,913,302.22/29,398.66
  6. Step 6: Final answer
    x = 22,038.87

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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.