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Finding the Fourth Proportional to 30,862.32, 46,293.48 and 8,677.95

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Solution

The fourth proportional to 30,862.32, 46,293.48 and 8,677.95 is: 13,016.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,862.32 : 46,293.48 = 8,677.95 : x
  2. Step 2: Convert to fraction form
    30,862.32/46,293.48 = 8,677.95/x
  3. Step 3: Cross multiply
    30,862.32x = 46,293.48 × 8,677.95
  4. Step 4: Simplify right side
    30,862.32x = 401,732,504.77
  5. Step 5: Solve for x
    x = 401,732,504.77/30,862.32
  6. Step 6: Final answer
    x = 13,016.93

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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.