Home / 13,117.54-19,677-5,722.52

Finding the Fourth Proportional to 13,117.54, 19,677 and 5,722.52

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Solution

The fourth proportional to 13,117.54, 19,677 and 5,722.52 is: 8,584.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117.54 : 19,677 = 5,722.52 : x
  2. Step 2: Convert to fraction form
    13,117.54/19,677 = 5,722.52/x
  3. Step 3: Cross multiply
    13,117.54x = 19,677 × 5,722.52
  4. Step 4: Simplify right side
    13,117.54x = 112,602,026.04
  5. Step 5: Solve for x
    x = 112,602,026.04/13,117.54
  6. Step 6: Final answer
    x = 8,584.08

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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.