Home / 14,368.98-19,822.68-10,383.78

Finding the Fourth Proportional to 14,368.98, 19,822.68 and 10,383.78

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Solution

The fourth proportional to 14,368.98, 19,822.68 and 10,383.78 is: 14,324.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368.98 : 19,822.68 = 10,383.78 : x
  2. Step 2: Convert to fraction form
    14,368.98/19,822.68 = 10,383.78/x
  3. Step 3: Cross multiply
    14,368.98x = 19,822.68 × 10,383.78
  4. Step 4: Simplify right side
    14,368.98x = 205,834,348.13
  5. Step 5: Solve for x
    x = 205,834,348.13/14,368.98
  6. Step 6: Final answer
    x = 14,324.91

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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.