Home / 38,347.76-57,492.36-12,037.28

Finding the Fourth Proportional to 38,347.76, 57,492.36 and 12,037.28

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Solution

The fourth proportional to 38,347.76, 57,492.36 and 12,037.28 is: 18,046.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,347.76 : 57,492.36 = 12,037.28 : x
  2. Step 2: Convert to fraction form
    38,347.76/57,492.36 = 12,037.28/x
  3. Step 3: Cross multiply
    38,347.76x = 57,492.36 × 12,037.28
  4. Step 4: Simplify right side
    38,347.76x = 692,051,635.18
  5. Step 5: Solve for x
    x = 692,051,635.18/38,347.76
  6. Step 6: Final answer
    x = 18,046.73

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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.