Home / 50,904.09-70,250.94-28,245.15

Finding the Fourth Proportional to 50,904.09, 70,250.94 and 28,245.15

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Solution

The fourth proportional to 50,904.09, 70,250.94 and 28,245.15 is: 38,980.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,904.09 : 70,250.94 = 28,245.15 : x
  2. Step 2: Convert to fraction form
    50,904.09/70,250.94 = 28,245.15/x
  3. Step 3: Cross multiply
    50,904.09x = 70,250.94 × 28,245.15
  4. Step 4: Simplify right side
    50,904.09x = 1,984,248,337.94
  5. Step 5: Solve for x
    x = 1,984,248,337.94/50,904.09
  6. Step 6: Final answer
    x = 38,980.14

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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.