Home / 30,862.80-46,266.48-11,136.72

Finding the Fourth Proportional to 30,862.80, 46,266.48 and 11,136.72

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Solution

The fourth proportional to 30,862.80, 46,266.48 and 11,136.72 is: 16,695.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,862.80 : 46,266.48 = 11,136.72 : x
  2. Step 2: Convert to fraction form
    30,862.80/46,266.48 = 11,136.72/x
  3. Step 3: Cross multiply
    30,862.80x = 46,266.48 × 11,136.72
  4. Step 4: Simplify right side
    30,862.80x = 515,256,833.15
  5. Step 5: Solve for x
    x = 515,256,833.15/30,862.80
  6. Step 6: Final answer
    x = 16,695.08

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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.