Home / 31,702.01-43,748.98-17,555.09

Finding the Fourth Proportional to 31,702.01, 43,748.98 and 17,555.09

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Solution

The fourth proportional to 31,702.01, 43,748.98 and 17,555.09 is: 24,226.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,702.01 : 43,748.98 = 17,555.09 : x
  2. Step 2: Convert to fraction form
    31,702.01/43,748.98 = 17,555.09/x
  3. Step 3: Cross multiply
    31,702.01x = 43,748.98 × 17,555.09
  4. Step 4: Simplify right side
    31,702.01x = 768,017,018.68
  5. Step 5: Solve for x
    x = 768,017,018.68/31,702.01
  6. Step 6: Final answer
    x = 24,226.13

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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.