Home / 29,031.48-40,070.70-17,847

Finding the Fourth Proportional to 29,031.48, 40,070.70 and 17,847

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Solution

The fourth proportional to 29,031.48, 40,070.70 and 17,847 is: 24,633.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,031.48 : 40,070.70 = 17,847 : x
  2. Step 2: Convert to fraction form
    29,031.48/40,070.70 = 17,847/x
  3. Step 3: Cross multiply
    29,031.48x = 40,070.70 × 17,847
  4. Step 4: Simplify right side
    29,031.48x = 715,141,782.90
  5. Step 5: Solve for x
    x = 715,141,782.90/29,031.48
  6. Step 6: Final answer
    x = 24,633.32

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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.