Home / 50,838.39-70,156.80-28,482.39

Finding the Fourth Proportional to 50,838.39, 70,156.80 and 28,482.39

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Solution

The fourth proportional to 50,838.39, 70,156.80 and 28,482.39 is: 39,305.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,838.39 : 70,156.80 = 28,482.39 : x
  2. Step 2: Convert to fraction form
    50,838.39/70,156.80 = 28,482.39/x
  3. Step 3: Cross multiply
    50,838.39x = 70,156.80 × 28,482.39
  4. Step 4: Simplify right side
    50,838.39x = 1,998,233,338.75
  5. Step 5: Solve for x
    x = 1,998,233,338.75/50,838.39
  6. Step 6: Final answer
    x = 39,305.60

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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.