Home / 46,387.43-64,013.85-28,231.58

Finding the Fourth Proportional to 46,387.43, 64,013.85 and 28,231.58

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Solution

The fourth proportional to 46,387.43, 64,013.85 and 28,231.58 is: 38,959.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,387.43 : 64,013.85 = 28,231.58 : x
  2. Step 2: Convert to fraction form
    46,387.43/64,013.85 = 28,231.58/x
  3. Step 3: Cross multiply
    46,387.43x = 64,013.85 × 28,231.58
  4. Step 4: Simplify right side
    46,387.43x = 1,807,211,807.31
  5. Step 5: Solve for x
    x = 1,807,211,807.31/46,387.43
  6. Step 6: Final answer
    x = 38,959.09

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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.