Home / 19,373.61-26,730.66-11,819.45

Finding the Fourth Proportional to 19,373.61, 26,730.66 and 11,819.45

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Solution

The fourth proportional to 19,373.61, 26,730.66 and 11,819.45 is: 16,307.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.61 : 26,730.66 = 11,819.45 : x
  2. Step 2: Convert to fraction form
    19,373.61/26,730.66 = 11,819.45/x
  3. Step 3: Cross multiply
    19,373.61x = 26,730.66 × 11,819.45
  4. Step 4: Simplify right side
    19,373.61x = 315,941,744.00
  5. Step 5: Solve for x
    x = 315,941,744.00/19,373.61
  6. Step 6: Final answer
    x = 16,307.84

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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.