Home / 19,901.16-29,835.18-9,365.94

Finding the Fourth Proportional to 19,901.16, 29,835.18 and 9,365.94

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Solution

The fourth proportional to 19,901.16, 29,835.18 and 9,365.94 is: 14,041.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901.16 : 29,835.18 = 9,365.94 : x
  2. Step 2: Convert to fraction form
    19,901.16/29,835.18 = 9,365.94/x
  3. Step 3: Cross multiply
    19,901.16x = 29,835.18 × 9,365.94
  4. Step 4: Simplify right side
    19,901.16x = 279,434,505.77
  5. Step 5: Solve for x
    x = 279,434,505.77/19,901.16
  6. Step 6: Final answer
    x = 14,041.12

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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.