Home / 19,423.50-26,807.15-10,929.03

Finding the Fourth Proportional to 19,423.50, 26,807.15 and 10,929.03

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Solution

The fourth proportional to 19,423.50, 26,807.15 and 10,929.03 is: 15,083.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423.50 : 26,807.15 = 10,929.03 : x
  2. Step 2: Convert to fraction form
    19,423.50/26,807.15 = 10,929.03/x
  3. Step 3: Cross multiply
    19,423.50x = 26,807.15 × 10,929.03
  4. Step 4: Simplify right side
    19,423.50x = 292,976,073.36
  5. Step 5: Solve for x
    x = 292,976,073.36/19,423.50
  6. Step 6: Final answer
    x = 15,083.59

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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.