Home / 22,726.08-34,031.16-19,018.92

Finding the Fourth Proportional to 22,726.08, 34,031.16 and 19,018.92

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Solution

The fourth proportional to 22,726.08, 34,031.16 and 19,018.92 is: 28,479.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,726.08 : 34,031.16 = 19,018.92 : x
  2. Step 2: Convert to fraction form
    22,726.08/34,031.16 = 19,018.92/x
  3. Step 3: Cross multiply
    22,726.08x = 34,031.16 × 19,018.92
  4. Step 4: Simplify right side
    22,726.08x = 647,235,909.55
  5. Step 5: Solve for x
    x = 647,235,909.55/22,726.08
  6. Step 6: Final answer
    x = 28,479.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.