Home / 38,506.02-57,758.61-12,210.06

Finding the Fourth Proportional to 38,506.02, 57,758.61 and 12,210.06

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Solution

The fourth proportional to 38,506.02, 57,758.61 and 12,210.06 is: 18,314.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,506.02 : 57,758.61 = 12,210.06 : x
  2. Step 2: Convert to fraction form
    38,506.02/57,758.61 = 12,210.06/x
  3. Step 3: Cross multiply
    38,506.02x = 57,758.61 × 12,210.06
  4. Step 4: Simplify right side
    38,506.02x = 705,236,093.62
  5. Step 5: Solve for x
    x = 705,236,093.62/38,506.02
  6. Step 6: Final answer
    x = 18,314.96

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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.