Home / 48,585.29-67,064.47-28,448.64

Finding the Fourth Proportional to 48,585.29, 67,064.47 and 28,448.64

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Solution

The fourth proportional to 48,585.29, 67,064.47 and 28,448.64 is: 39,268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,585.29 : 67,064.47 = 28,448.64 : x
  2. Step 2: Convert to fraction form
    48,585.29/67,064.47 = 28,448.64/x
  3. Step 3: Cross multiply
    48,585.29x = 67,064.47 × 28,448.64
  4. Step 4: Simplify right side
    48,585.29x = 1,907,892,963.82
  5. Step 5: Solve for x
    x = 1,907,892,963.82/48,585.29
  6. Step 6: Final answer
    x = 39,268.95

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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.