Home / 26,931.39-37,198.64-19,008.98

Finding the Fourth Proportional to 26,931.39, 37,198.64 and 19,008.98

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Solution

The fourth proportional to 26,931.39, 37,198.64 and 19,008.98 is: 26,255.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,931.39 : 37,198.64 = 19,008.98 : x
  2. Step 2: Convert to fraction form
    26,931.39/37,198.64 = 19,008.98/x
  3. Step 3: Cross multiply
    26,931.39x = 37,198.64 × 19,008.98
  4. Step 4: Simplify right side
    26,931.39x = 707,108,203.79
  5. Step 5: Solve for x
    x = 707,108,203.79/26,931.39
  6. Step 6: Final answer
    x = 26,255.91

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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.