Home / 14,151.02-19,528.92-8,486.69

Finding the Fourth Proportional to 14,151.02, 19,528.92 and 8,486.69

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Solution

The fourth proportional to 14,151.02, 19,528.92 and 8,486.69 is: 11,711.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,151.02 : 19,528.92 = 8,486.69 : x
  2. Step 2: Convert to fraction form
    14,151.02/19,528.92 = 8,486.69/x
  3. Step 3: Cross multiply
    14,151.02x = 19,528.92 × 8,486.69
  4. Step 4: Simplify right side
    14,151.02x = 165,735,792.43
  5. Step 5: Solve for x
    x = 165,735,792.43/14,151.02
  6. Step 6: Final answer
    x = 11,711.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.