Home / 49,298.40-68,031.63-28,081.26

Finding the Fourth Proportional to 49,298.40, 68,031.63 and 28,081.26

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Solution

The fourth proportional to 49,298.40, 68,031.63 and 28,081.26 is: 38,752.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,298.40 : 68,031.63 = 28,081.26 : x
  2. Step 2: Convert to fraction form
    49,298.40/68,031.63 = 28,081.26/x
  3. Step 3: Cross multiply
    49,298.40x = 68,031.63 × 28,081.26
  4. Step 4: Simplify right side
    49,298.40x = 1,910,413,890.25
  5. Step 5: Solve for x
    x = 1,910,413,890.25/49,298.40
  6. Step 6: Final answer
    x = 38,752.05

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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.