Home / 29,339.68-40,495.80-16,771.72

Finding the Fourth Proportional to 29,339.68, 40,495.80 and 16,771.72

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Solution

The fourth proportional to 29,339.68, 40,495.80 and 16,771.72 is: 23,149.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,339.68 : 40,495.80 = 16,771.72 : x
  2. Step 2: Convert to fraction form
    29,339.68/40,495.80 = 16,771.72/x
  3. Step 3: Cross multiply
    29,339.68x = 40,495.80 × 16,771.72
  4. Step 4: Simplify right side
    29,339.68x = 679,184,218.78
  5. Step 5: Solve for x
    x = 679,184,218.78/29,339.68
  6. Step 6: Final answer
    x = 23,149.00

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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.