Home / 38,651.16-57,973.91-12,348.84

Finding the Fourth Proportional to 38,651.16, 57,973.91 and 12,348.84

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Solution

The fourth proportional to 38,651.16, 57,973.91 and 12,348.84 is: 18,522.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,651.16 : 57,973.91 = 12,348.84 : x
  2. Step 2: Convert to fraction form
    38,651.16/57,973.91 = 12,348.84/x
  3. Step 3: Cross multiply
    38,651.16x = 57,973.91 × 12,348.84
  4. Step 4: Simplify right side
    38,651.16x = 715,910,477.02
  5. Step 5: Solve for x
    x = 715,910,477.02/38,651.16
  6. Step 6: Final answer
    x = 18,522.35

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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.