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Finding the Fourth Proportional to 19,602.29, 27,051 and 10,649.76

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Solution

The fourth proportional to 19,602.29, 27,051 and 10,649.76 is: 14,696.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,602.29 : 27,051 = 10,649.76 : x
  2. Step 2: Convert to fraction form
    19,602.29/27,051 = 10,649.76/x
  3. Step 3: Cross multiply
    19,602.29x = 27,051 × 10,649.76
  4. Step 4: Simplify right side
    19,602.29x = 288,086,657.76
  5. Step 5: Solve for x
    x = 288,086,657.76/19,602.29
  6. Step 6: Final answer
    x = 14,696.59

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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.