Home / 31,774.13-47,662.44-9,587.51

Finding the Fourth Proportional to 31,774.13, 47,662.44 and 9,587.51

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Solution

The fourth proportional to 31,774.13, 47,662.44 and 9,587.51 is: 14,381.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,774.13 : 47,662.44 = 9,587.51 : x
  2. Step 2: Convert to fraction form
    31,774.13/47,662.44 = 9,587.51/x
  3. Step 3: Cross multiply
    31,774.13x = 47,662.44 × 9,587.51
  4. Step 4: Simplify right side
    31,774.13x = 456,964,024.59
  5. Step 5: Solve for x
    x = 456,964,024.59/31,774.13
  6. Step 6: Final answer
    x = 14,381.64

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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.