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Finding the Fourth Proportional to 14,029.13, 19,363.52 and 8,064.26

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Solution

The fourth proportional to 14,029.13, 19,363.52 and 8,064.26 is: 11,130.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,029.13 : 19,363.52 = 8,064.26 : x
  2. Step 2: Convert to fraction form
    14,029.13/19,363.52 = 8,064.26/x
  3. Step 3: Cross multiply
    14,029.13x = 19,363.52 × 8,064.26
  4. Step 4: Simplify right side
    14,029.13x = 156,152,579.79
  5. Step 5: Solve for x
    x = 156,152,579.79/14,029.13
  6. Step 6: Final answer
    x = 11,130.60

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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.