Home / 12,726.64-19,099.21-9,610.50

Finding the Fourth Proportional to 12,726.64, 19,099.21 and 9,610.50

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Solution

The fourth proportional to 12,726.64, 19,099.21 and 9,610.50 is: 14,422.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726.64 : 19,099.21 = 9,610.50 : x
  2. Step 2: Convert to fraction form
    12,726.64/19,099.21 = 9,610.50/x
  3. Step 3: Cross multiply
    12,726.64x = 19,099.21 × 9,610.50
  4. Step 4: Simplify right side
    12,726.64x = 183,552,957.71
  5. Step 5: Solve for x
    x = 183,552,957.71/12,726.64
  6. Step 6: Final answer
    x = 14,422.74

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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.