Home / 26,127.09-36,031.50-19,429.47

Finding the Fourth Proportional to 26,127.09, 36,031.50 and 19,429.47

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Solution

The fourth proportional to 26,127.09, 36,031.50 and 19,429.47 is: 26,794.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,127.09 : 36,031.50 = 19,429.47 : x
  2. Step 2: Convert to fraction form
    26,127.09/36,031.50 = 19,429.47/x
  3. Step 3: Cross multiply
    26,127.09x = 36,031.50 × 19,429.47
  4. Step 4: Simplify right side
    26,127.09x = 700,072,948.31
  5. Step 5: Solve for x
    x = 700,072,948.31/26,127.09
  6. Step 6: Final answer
    x = 26,794.91

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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.