Home / 16,852.32-23,255.10-10,136.70

Finding the Fourth Proportional to 16,852.32, 23,255.10 and 10,136.70

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Solution

The fourth proportional to 16,852.32, 23,255.10 and 10,136.70 is: 13,987.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,852.32 : 23,255.10 = 10,136.70 : x
  2. Step 2: Convert to fraction form
    16,852.32/23,255.10 = 10,136.70/x
  3. Step 3: Cross multiply
    16,852.32x = 23,255.10 × 10,136.70
  4. Step 4: Simplify right side
    16,852.32x = 235,729,972.17
  5. Step 5: Solve for x
    x = 235,729,972.17/16,852.32
  6. Step 6: Final answer
    x = 13,987.98

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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.