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Finding the Fourth Proportional to 34,376.66, 51,569.93 and 13,037.22

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Solution

The fourth proportional to 34,376.66, 51,569.93 and 13,037.22 is: 19,557.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,376.66 : 51,569.93 = 13,037.22 : x
  2. Step 2: Convert to fraction form
    34,376.66/51,569.93 = 13,037.22/x
  3. Step 3: Cross multiply
    34,376.66x = 51,569.93 × 13,037.22
  4. Step 4: Simplify right side
    34,376.66x = 672,328,457.61
  5. Step 5: Solve for x
    x = 672,328,457.61/34,376.66
  6. Step 6: Final answer
    x = 19,557.70

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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.