Home / 22,901.48-31,606.84-13,950.30

Finding the Fourth Proportional to 22,901.48, 31,606.84 and 13,950.30

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Solution

The fourth proportional to 22,901.48, 31,606.84 and 13,950.30 is: 19,253.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,901.48 : 31,606.84 = 13,950.30 : x
  2. Step 2: Convert to fraction form
    22,901.48/31,606.84 = 13,950.30/x
  3. Step 3: Cross multiply
    22,901.48x = 31,606.84 × 13,950.30
  4. Step 4: Simplify right side
    22,901.48x = 440,924,900.05
  5. Step 5: Solve for x
    x = 440,924,900.05/22,901.48
  6. Step 6: Final answer
    x = 19,253.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.