Home / 19,321.14-26,663.60-10,823.89

Finding the Fourth Proportional to 19,321.14, 26,663.60 and 10,823.89

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Solution

The fourth proportional to 19,321.14, 26,663.60 and 10,823.89 is: 14,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,321.14 : 26,663.60 = 10,823.89 : x
  2. Step 2: Convert to fraction form
    19,321.14/26,663.60 = 10,823.89/x
  3. Step 3: Cross multiply
    19,321.14x = 26,663.60 × 10,823.89
  4. Step 4: Simplify right side
    19,321.14x = 288,603,819.28
  5. Step 5: Solve for x
    x = 288,603,819.28/19,321.14
  6. Step 6: Final answer
    x = 14,937.20

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1.5x scale

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.