Home / 29,412.69-40,587.37-16,666.12

Finding the Fourth Proportional to 29,412.69, 40,587.37 and 16,666.12

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Solution

The fourth proportional to 29,412.69, 40,587.37 and 16,666.12 is: 22,998.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,412.69 : 40,587.37 = 16,666.12 : x
  2. Step 2: Convert to fraction form
    29,412.69/40,587.37 = 16,666.12/x
  3. Step 3: Cross multiply
    29,412.69x = 40,587.37 × 16,666.12
  4. Step 4: Simplify right side
    29,412.69x = 676,433,978.90
  5. Step 5: Solve for x
    x = 676,433,978.90/29,412.69
  6. Step 6: Final answer
    x = 22,998.04

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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.