Home / 29,231.56-40,340.46-16,655.50

Finding the Fourth Proportional to 29,231.56, 40,340.46 and 16,655.50

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Solution

The fourth proportional to 29,231.56, 40,340.46 and 16,655.50 is: 22,985.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,231.56 : 40,340.46 = 16,655.50 : x
  2. Step 2: Convert to fraction form
    29,231.56/40,340.46 = 16,655.50/x
  3. Step 3: Cross multiply
    29,231.56x = 40,340.46 × 16,655.50
  4. Step 4: Simplify right side
    29,231.56x = 671,890,531.53
  5. Step 5: Solve for x
    x = 671,890,531.53/29,231.56
  6. Step 6: Final answer
    x = 22,985.11

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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.