Home / 50,897.05-70,238.10-28,236.49

Finding the Fourth Proportional to 50,897.05, 70,238.10 and 28,236.49

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Solution

The fourth proportional to 50,897.05, 70,238.10 and 28,236.49 is: 38,966.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,897.05 : 70,238.10 = 28,236.49 : x
  2. Step 2: Convert to fraction form
    50,897.05/70,238.10 = 28,236.49/x
  3. Step 3: Cross multiply
    50,897.05x = 70,238.10 × 28,236.49
  4. Step 4: Simplify right side
    50,897.05x = 1,983,277,338.56
  5. Step 5: Solve for x
    x = 1,983,277,338.56/50,897.05
  6. Step 6: Final answer
    x = 38,966.45

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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.