Home / 30,886.01-46,353.62-12,170.76

Finding the Fourth Proportional to 30,886.01, 46,353.62 and 12,170.76

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Solution

The fourth proportional to 30,886.01, 46,353.62 and 12,170.76 is: 18,265.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,886.01 : 46,353.62 = 12,170.76 : x
  2. Step 2: Convert to fraction form
    30,886.01/46,353.62 = 12,170.76/x
  3. Step 3: Cross multiply
    30,886.01x = 46,353.62 × 12,170.76
  4. Step 4: Simplify right side
    30,886.01x = 564,158,572.29
  5. Step 5: Solve for x
    x = 564,158,572.29/30,886.01
  6. Step 6: Final answer
    x = 18,265.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.