Home / 21,824.08-32,710.52-10,112.70

Finding the Fourth Proportional to 21,824.08, 32,710.52 and 10,112.70

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Solution

The fourth proportional to 21,824.08, 32,710.52 and 10,112.70 is: 15,157.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,824.08 : 32,710.52 = 10,112.70 : x
  2. Step 2: Convert to fraction form
    21,824.08/32,710.52 = 10,112.70/x
  3. Step 3: Cross multiply
    21,824.08x = 32,710.52 × 10,112.70
  4. Step 4: Simplify right side
    21,824.08x = 330,791,675.60
  5. Step 5: Solve for x
    x = 330,791,675.60/21,824.08
  6. Step 6: Final answer
    x = 15,157.19

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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.