Home / 36,782.10-55,129.95-17,018.91

Finding the Fourth Proportional to 36,782.10, 55,129.95 and 17,018.91

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Solution

The fourth proportional to 36,782.10, 55,129.95 and 17,018.91 is: 25,508.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,782.10 : 55,129.95 = 17,018.91 : x
  2. Step 2: Convert to fraction form
    36,782.10/55,129.95 = 17,018.91/x
  3. Step 3: Cross multiply
    36,782.10x = 55,129.95 × 17,018.91
  4. Step 4: Simplify right side
    36,782.10x = 938,251,657.35
  5. Step 5: Solve for x
    x = 938,251,657.35/36,782.10
  6. Step 6: Final answer
    x = 25,508.38

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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.