Home / 31,853.07-43,967.49-19,288.35

Finding the Fourth Proportional to 31,853.07, 43,967.49 and 19,288.35

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Solution

The fourth proportional to 31,853.07, 43,967.49 and 19,288.35 is: 26,624.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,853.07 : 43,967.49 = 19,288.35 : x
  2. Step 2: Convert to fraction form
    31,853.07/43,967.49 = 19,288.35/x
  3. Step 3: Cross multiply
    31,853.07x = 43,967.49 × 19,288.35
  4. Step 4: Simplify right side
    31,853.07x = 848,060,335.74
  5. Step 5: Solve for x
    x = 848,060,335.74/31,853.07
  6. Step 6: Final answer
    x = 26,624.13

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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.