Home / 30,862.20-46,295.10-8,677.30

Finding the Fourth Proportional to 30,862.20, 46,295.10 and 8,677.30

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Solution

The fourth proportional to 30,862.20, 46,295.10 and 8,677.30 is: 13,016.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,862.20 : 46,295.10 = 8,677.30 : x
  2. Step 2: Convert to fraction form
    30,862.20/46,295.10 = 8,677.30/x
  3. Step 3: Cross multiply
    30,862.20x = 46,295.10 × 8,677.30
  4. Step 4: Simplify right side
    30,862.20x = 401,716,471.23
  5. Step 5: Solve for x
    x = 401,716,471.23/30,862.20
  6. Step 6: Final answer
    x = 13,016.46

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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.