Home / 30,862.80-46,229.40-16,995.60

Finding the Fourth Proportional to 30,862.80, 46,229.40 and 16,995.60

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Solution

The fourth proportional to 30,862.80, 46,229.40 and 16,995.60 is: 25,457.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,862.80 : 46,229.40 = 16,995.60 : x
  2. Step 2: Convert to fraction form
    30,862.80/46,229.40 = 16,995.60/x
  3. Step 3: Cross multiply
    30,862.80x = 46,229.40 × 16,995.60
  4. Step 4: Simplify right side
    30,862.80x = 785,696,390.64
  5. Step 5: Solve for x
    x = 785,696,390.64/30,862.80
  6. Step 6: Final answer
    x = 25,457.72

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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.