Home / 38,056.49-57,068.18-18,071.74

Finding the Fourth Proportional to 38,056.49, 57,068.18 and 18,071.74

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Solution

The fourth proportional to 38,056.49, 57,068.18 and 18,071.74 is: 27,099.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,056.49 : 57,068.18 = 18,071.74 : x
  2. Step 2: Convert to fraction form
    38,056.49/57,068.18 = 18,071.74/x
  3. Step 3: Cross multiply
    38,056.49x = 57,068.18 × 18,071.74
  4. Step 4: Simplify right side
    38,056.49x = 1,031,321,311.23
  5. Step 5: Solve for x
    x = 1,031,321,311.23/38,056.49
  6. Step 6: Final answer
    x = 27,099.75

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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.