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Finding the Fourth Proportional to 19,151.14, 28,726.71 and 6,004.53

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Solution

The fourth proportional to 19,151.14, 28,726.71 and 6,004.53 is: 9,006.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151.14 : 28,726.71 = 6,004.53 : x
  2. Step 2: Convert to fraction form
    19,151.14/28,726.71 = 6,004.53/x
  3. Step 3: Cross multiply
    19,151.14x = 28,726.71 × 6,004.53
  4. Step 4: Simplify right side
    19,151.14x = 172,490,457.12
  5. Step 5: Solve for x
    x = 172,490,457.12/19,151.14
  6. Step 6: Final answer
    x = 9,006.80

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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.