Home / 29,161.07-40,246.15-16,416.75

Finding the Fourth Proportional to 29,161.07, 40,246.15 and 16,416.75

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Solution

The fourth proportional to 29,161.07, 40,246.15 and 16,416.75 is: 22,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,161.07 : 40,246.15 = 16,416.75 : x
  2. Step 2: Convert to fraction form
    29,161.07/40,246.15 = 16,416.75/x
  3. Step 3: Cross multiply
    29,161.07x = 40,246.15 × 16,416.75
  4. Step 4: Simplify right side
    29,161.07x = 660,710,941.97
  5. Step 5: Solve for x
    x = 660,710,941.97/29,161.07
  6. Step 6: Final answer
    x = 22,657.30

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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.