Home / 29,358.75-40,515.08-16,783.77

Finding the Fourth Proportional to 29,358.75, 40,515.08 and 16,783.77

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Solution

The fourth proportional to 29,358.75, 40,515.08 and 16,783.77 is: 23,161.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,358.75 : 40,515.08 = 16,783.77 : x
  2. Step 2: Convert to fraction form
    29,358.75/40,515.08 = 16,783.77/x
  3. Step 3: Cross multiply
    29,358.75x = 40,515.08 × 16,783.77
  4. Step 4: Simplify right side
    29,358.75x = 679,995,700.33
  5. Step 5: Solve for x
    x = 679,995,700.33/29,358.75
  6. Step 6: Final answer
    x = 23,161.60

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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.