Home / 29,208.96-40,309.92-16,637.76

Finding the Fourth Proportional to 29,208.96, 40,309.92 and 16,637.76

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Solution

The fourth proportional to 29,208.96, 40,309.92 and 16,637.76 is: 22,960.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,208.96 : 40,309.92 = 16,637.76 : x
  2. Step 2: Convert to fraction form
    29,208.96/40,309.92 = 16,637.76/x
  3. Step 3: Cross multiply
    29,208.96x = 40,309.92 × 16,637.76
  4. Step 4: Simplify right side
    29,208.96x = 670,666,774.58
  5. Step 5: Solve for x
    x = 670,666,774.58/29,208.96
  6. Step 6: Final answer
    x = 22,960.99

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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.