Home / 52,310.35-72,187.43-28,437.63

Finding the Fourth Proportional to 52,310.35, 72,187.43 and 28,437.63

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Solution

The fourth proportional to 52,310.35, 72,187.43 and 28,437.63 is: 39,243.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,310.35 : 72,187.43 = 28,437.63 : x
  2. Step 2: Convert to fraction form
    52,310.35/72,187.43 = 28,437.63/x
  3. Step 3: Cross multiply
    52,310.35x = 72,187.43 × 28,437.63
  4. Step 4: Simplify right side
    52,310.35x = 2,052,839,424.99
  5. Step 5: Solve for x
    x = 2,052,839,424.99/52,310.35
  6. Step 6: Final answer
    x = 39,243.47

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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.