Home / 48,429.14-66,825.99-28,271.43

Finding the Fourth Proportional to 48,429.14, 66,825.99 and 28,271.43

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Solution

The fourth proportional to 48,429.14, 66,825.99 and 28,271.43 is: 39,010.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,429.14 : 66,825.99 = 28,271.43 : x
  2. Step 2: Convert to fraction form
    48,429.14/66,825.99 = 28,271.43/x
  3. Step 3: Cross multiply
    48,429.14x = 66,825.99 × 28,271.43
  4. Step 4: Simplify right side
    48,429.14x = 1,889,266,298.47
  5. Step 5: Solve for x
    x = 1,889,266,298.47/48,429.14
  6. Step 6: Final answer
    x = 39,010.94

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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.