Home / 50,135.34-69,197.02-28,911.72

Finding the Fourth Proportional to 50,135.34, 69,197.02 and 28,911.72

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Solution

The fourth proportional to 50,135.34, 69,197.02 and 28,911.72 is: 39,904.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,135.34 : 69,197.02 = 28,911.72 : x
  2. Step 2: Convert to fraction form
    50,135.34/69,197.02 = 28,911.72/x
  3. Step 3: Cross multiply
    50,135.34x = 69,197.02 × 28,911.72
  4. Step 4: Simplify right side
    50,135.34x = 2,000,604,867.07
  5. Step 5: Solve for x
    x = 2,000,604,867.07/50,135.34
  6. Step 6: Final answer
    x = 39,904.08

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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.