Home / 48,653.96-67,143.21-28,506.02

Finding the Fourth Proportional to 48,653.96, 67,143.21 and 28,506.02

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Solution

The fourth proportional to 48,653.96, 67,143.21 and 28,506.02 is: 39,338.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,653.96 : 67,143.21 = 28,506.02 : x
  2. Step 2: Convert to fraction form
    48,653.96/67,143.21 = 28,506.02/x
  3. Step 3: Cross multiply
    48,653.96x = 67,143.21 × 28,506.02
  4. Step 4: Simplify right side
    48,653.96x = 1,913,985,687.12
  5. Step 5: Solve for x
    x = 1,913,985,687.12/48,653.96
  6. Step 6: Final answer
    x = 39,338.74

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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.