Home / 29,691.05-40,971.89-16,259.63

Finding the Fourth Proportional to 29,691.05, 40,971.89 and 16,259.63

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Solution

The fourth proportional to 29,691.05, 40,971.89 and 16,259.63 is: 22,437.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,691.05 : 40,971.89 = 16,259.63 : x
  2. Step 2: Convert to fraction form
    29,691.05/40,971.89 = 16,259.63/x
  3. Step 3: Cross multiply
    29,691.05x = 40,971.89 × 16,259.63
  4. Step 4: Simplify right side
    29,691.05x = 666,187,607.59
  5. Step 5: Solve for x
    x = 666,187,607.59/29,691.05
  6. Step 6: Final answer
    x = 22,437.32

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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.