Home / 48,536.30-66,961.85-28,386.74

Finding the Fourth Proportional to 48,536.30, 66,961.85 and 28,386.74

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Solution

The fourth proportional to 48,536.30, 66,961.85 and 28,386.74 is: 39,163.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,536.30 : 66,961.85 = 28,386.74 : x
  2. Step 2: Convert to fraction form
    48,536.30/66,961.85 = 28,386.74/x
  3. Step 3: Cross multiply
    48,536.30x = 66,961.85 × 28,386.74
  4. Step 4: Simplify right side
    48,536.30x = 1,900,828,149.13
  5. Step 5: Solve for x
    x = 1,900,828,149.13/48,536.30
  6. Step 6: Final answer
    x = 39,163.03

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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.