Home / 19,044.90-26,283.42-10,979.87

Finding the Fourth Proportional to 19,044.90, 26,283.42 and 10,979.87

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Solution

The fourth proportional to 19,044.90, 26,283.42 and 10,979.87 is: 15,153.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,044.90 : 26,283.42 = 10,979.87 : x
  2. Step 2: Convert to fraction form
    19,044.90/26,283.42 = 10,979.87/x
  3. Step 3: Cross multiply
    19,044.90x = 26,283.42 × 10,979.87
  4. Step 4: Simplify right side
    19,044.90x = 288,588,403.34
  5. Step 5: Solve for x
    x = 288,588,403.34/19,044.90
  6. Step 6: Final answer
    x = 15,153.05

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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.