Home / 19,899.18-29,822.39-14,609.46

Finding the Fourth Proportional to 19,899.18, 29,822.39 and 14,609.46

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Solution

The fourth proportional to 19,899.18, 29,822.39 and 14,609.46 is: 21,894.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,899.18 : 29,822.39 = 14,609.46 : x
  2. Step 2: Convert to fraction form
    19,899.18/29,822.39 = 14,609.46/x
  3. Step 3: Cross multiply
    19,899.18x = 29,822.39 × 14,609.46
  4. Step 4: Simplify right side
    19,899.18x = 435,688,901.22
  5. Step 5: Solve for x
    x = 435,688,901.22/19,899.18
  6. Step 6: Final answer
    x = 21,894.81

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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.