Home / 38,037.36-57,009.96-19,513.20

Finding the Fourth Proportional to 38,037.36, 57,009.96 and 19,513.20

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Solution

The fourth proportional to 38,037.36, 57,009.96 and 19,513.20 is: 29,246.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,037.36 : 57,009.96 = 19,513.20 : x
  2. Step 2: Convert to fraction form
    38,037.36/57,009.96 = 19,513.20/x
  3. Step 3: Cross multiply
    38,037.36x = 57,009.96 × 19,513.20
  4. Step 4: Simplify right side
    38,037.36x = 1,112,446,751.47
  5. Step 5: Solve for x
    x = 1,112,446,751.47/38,037.36
  6. Step 6: Final answer
    x = 29,246.16

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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.