Home / 38,037.28-57,051.60-11,742.16

Finding the Fourth Proportional to 38,037.28, 57,051.60 and 11,742.16

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Solution

The fourth proportional to 38,037.28, 57,051.60 and 11,742.16 is: 17,611.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,037.28 : 57,051.60 = 11,742.16 : x
  2. Step 2: Convert to fraction form
    38,037.28/57,051.60 = 11,742.16/x
  3. Step 3: Cross multiply
    38,037.28x = 57,051.60 × 11,742.16
  4. Step 4: Simplify right side
    38,037.28x = 669,909,015.46
  5. Step 5: Solve for x
    x = 669,909,015.46/38,037.28
  6. Step 6: Final answer
    x = 17,611.91

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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.