Home / 34,886.76-48,162.12-28,005.90

Finding the Fourth Proportional to 34,886.76, 48,162.12 and 28,005.90

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Solution

The fourth proportional to 34,886.76, 48,162.12 and 28,005.90 is: 38,662.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,886.76 : 48,162.12 = 28,005.90 : x
  2. Step 2: Convert to fraction form
    34,886.76/48,162.12 = 28,005.90/x
  3. Step 3: Cross multiply
    34,886.76x = 48,162.12 × 28,005.90
  4. Step 4: Simplify right side
    34,886.76x = 1,348,823,516.51
  5. Step 5: Solve for x
    x = 1,348,823,516.51/34,886.76
  6. Step 6: Final answer
    x = 38,662.91

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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.