Home / 35,451.32-53,126.84-19,663.29

Finding the Fourth Proportional to 35,451.32, 53,126.84 and 19,663.29

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Solution

The fourth proportional to 35,451.32, 53,126.84 and 19,663.29 is: 29,467.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.32 : 53,126.84 = 19,663.29 : x
  2. Step 2: Convert to fraction form
    35,451.32/53,126.84 = 19,663.29/x
  3. Step 3: Cross multiply
    35,451.32x = 53,126.84 × 19,663.29
  4. Step 4: Simplify right side
    35,451.32x = 1,044,648,510.86
  5. Step 5: Solve for x
    x = 1,044,648,510.86/35,451.32
  6. Step 6: Final answer
    x = 29,467.13

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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.