Home / 29,156.85-43,682.47-13,375.08

Finding the Fourth Proportional to 29,156.85, 43,682.47 and 13,375.08

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Solution

The fourth proportional to 29,156.85, 43,682.47 and 13,375.08 is: 20,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,156.85 : 43,682.47 = 13,375.08 : x
  2. Step 2: Convert to fraction form
    29,156.85/43,682.47 = 13,375.08/x
  3. Step 3: Cross multiply
    29,156.85x = 43,682.47 × 13,375.08
  4. Step 4: Simplify right side
    29,156.85x = 584,256,547.57
  5. Step 5: Solve for x
    x = 584,256,547.57/29,156.85
  6. Step 6: Final answer
    x = 20,038.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.