Home / 34,899.86-48,174.18-20,752.64

Finding the Fourth Proportional to 34,899.86, 48,174.18 and 20,752.64

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Solution

The fourth proportional to 34,899.86, 48,174.18 and 20,752.64 is: 28,646.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,899.86 : 48,174.18 = 20,752.64 : x
  2. Step 2: Convert to fraction form
    34,899.86/48,174.18 = 20,752.64/x
  3. Step 3: Cross multiply
    34,899.86x = 48,174.18 × 20,752.64
  4. Step 4: Simplify right side
    34,899.86x = 999,741,414.84
  5. Step 5: Solve for x
    x = 999,741,414.84/34,899.86
  6. Step 6: Final answer
    x = 28,646.00

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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.