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Finding the Fourth Proportional to 19,510.61, 26,924.61 and 11,014.52

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Solution

The fourth proportional to 19,510.61, 26,924.61 and 11,014.52 is: 15,200.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,510.61 : 26,924.61 = 11,014.52 : x
  2. Step 2: Convert to fraction form
    19,510.61/26,924.61 = 11,014.52/x
  3. Step 3: Cross multiply
    19,510.61x = 26,924.61 × 11,014.52
  4. Step 4: Simplify right side
    19,510.61x = 296,561,655.34
  5. Step 5: Solve for x
    x = 296,561,655.34/19,510.61
  6. Step 6: Final answer
    x = 15,200.02

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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.