Home / 15,675.60-21,633.28-10,361.18

Finding the Fourth Proportional to 15,675.60, 21,633.28 and 10,361.18

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Solution

The fourth proportional to 15,675.60, 21,633.28 and 10,361.18 is: 14,299.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,675.60 : 21,633.28 = 10,361.18 : x
  2. Step 2: Convert to fraction form
    15,675.60/21,633.28 = 10,361.18/x
  3. Step 3: Cross multiply
    15,675.60x = 21,633.28 × 10,361.18
  4. Step 4: Simplify right side
    15,675.60x = 224,146,308.07
  5. Step 5: Solve for x
    x = 224,146,308.07/15,675.60
  6. Step 6: Final answer
    x = 14,299.06

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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.