Home / 23,215.20-34,822.80-16,702.80

Finding the Fourth Proportional to 23,215.20, 34,822.80 and 16,702.80

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Solution

The fourth proportional to 23,215.20, 34,822.80 and 16,702.80 is: 25,054.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,215.20 : 34,822.80 = 16,702.80 : x
  2. Step 2: Convert to fraction form
    23,215.20/34,822.80 = 16,702.80/x
  3. Step 3: Cross multiply
    23,215.20x = 34,822.80 × 16,702.80
  4. Step 4: Simplify right side
    23,215.20x = 581,638,263.84
  5. Step 5: Solve for x
    x = 581,638,263.84/23,215.20
  6. Step 6: Final answer
    x = 25,054.20

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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.