Home / 14,776.83-22,131.23-8,920.53

Finding the Fourth Proportional to 14,776.83, 22,131.23 and 8,920.53

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Solution

The fourth proportional to 14,776.83, 22,131.23 and 8,920.53 is: 13,360.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,776.83 : 22,131.23 = 8,920.53 : x
  2. Step 2: Convert to fraction form
    14,776.83/22,131.23 = 8,920.53/x
  3. Step 3: Cross multiply
    14,776.83x = 22,131.23 × 8,920.53
  4. Step 4: Simplify right side
    14,776.83x = 197,422,256.55
  5. Step 5: Solve for x
    x = 197,422,256.55/14,776.83
  6. Step 6: Final answer
    x = 13,360.26

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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.