Home / 40,904.62-61,358.29-11,319.98

Finding the Fourth Proportional to 40,904.62, 61,358.29 and 11,319.98

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Solution

The fourth proportional to 40,904.62, 61,358.29 and 11,319.98 is: 16,980.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,904.62 : 61,358.29 = 11,319.98 : x
  2. Step 2: Convert to fraction form
    40,904.62/61,358.29 = 11,319.98/x
  3. Step 3: Cross multiply
    40,904.62x = 61,358.29 × 11,319.98
  4. Step 4: Simplify right side
    40,904.62x = 694,574,337.14
  5. Step 5: Solve for x
    x = 694,574,337.14/40,904.62
  6. Step 6: Final answer
    x = 16,980.34

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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.