Home / 35,279.91-48,686.67-19,364.04

Finding the Fourth Proportional to 35,279.91, 48,686.67 and 19,364.04

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Solution

The fourth proportional to 35,279.91, 48,686.67 and 19,364.04 is: 26,722.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,279.91 : 48,686.67 = 19,364.04 : x
  2. Step 2: Convert to fraction form
    35,279.91/48,686.67 = 19,364.04/x
  3. Step 3: Cross multiply
    35,279.91x = 48,686.67 × 19,364.04
  4. Step 4: Simplify right side
    35,279.91x = 942,770,625.35
  5. Step 5: Solve for x
    x = 942,770,625.35/35,279.91
  6. Step 6: Final answer
    x = 26,722.59

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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.