Home / 29,602.79-40,851.32-16,173.69

Finding the Fourth Proportional to 29,602.79, 40,851.32 and 16,173.69

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Solution

The fourth proportional to 29,602.79, 40,851.32 and 16,173.69 is: 22,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,602.79 : 40,851.32 = 16,173.69 : x
  2. Step 2: Convert to fraction form
    29,602.79/40,851.32 = 16,173.69/x
  3. Step 3: Cross multiply
    29,602.79x = 40,851.32 × 16,173.69
  4. Step 4: Simplify right side
    29,602.79x = 660,716,504.90
  5. Step 5: Solve for x
    x = 660,716,504.90/29,602.79
  6. Step 6: Final answer
    x = 22,319.40

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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.