Home / 29,259.52-40,374.40-16,680.96

Finding the Fourth Proportional to 29,259.52, 40,374.40 and 16,680.96

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Solution

The fourth proportional to 29,259.52, 40,374.40 and 16,680.96 is: 23,017.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,259.52 : 40,374.40 = 16,680.96 : x
  2. Step 2: Convert to fraction form
    29,259.52/40,374.40 = 16,680.96/x
  3. Step 3: Cross multiply
    29,259.52x = 40,374.40 × 16,680.96
  4. Step 4: Simplify right side
    29,259.52x = 673,483,751.42
  5. Step 5: Solve for x
    x = 673,483,751.42/29,259.52
  6. Step 6: Final answer
    x = 23,017.59

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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.