Home / 38,071.08-57,113.58-11,774.04

Finding the Fourth Proportional to 38,071.08, 57,113.58 and 11,774.04

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Solution

The fourth proportional to 38,071.08, 57,113.58 and 11,774.04 is: 17,663.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,071.08 : 57,113.58 = 11,774.04 : x
  2. Step 2: Convert to fraction form
    38,071.08/57,113.58 = 11,774.04/x
  3. Step 3: Cross multiply
    38,071.08x = 57,113.58 × 11,774.04
  4. Step 4: Simplify right side
    38,071.08x = 672,457,575.46
  5. Step 5: Solve for x
    x = 672,457,575.46/38,071.08
  6. Step 6: Final answer
    x = 17,663.21

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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.