Home / 22,669.05-31,277.64-14,157.96

Finding the Fourth Proportional to 22,669.05, 31,277.64 and 14,157.96

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Solution

The fourth proportional to 22,669.05, 31,277.64 and 14,157.96 is: 19,534.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,669.05 : 31,277.64 = 14,157.96 : x
  2. Step 2: Convert to fraction form
    22,669.05/31,277.64 = 14,157.96/x
  3. Step 3: Cross multiply
    22,669.05x = 31,277.64 × 14,157.96
  4. Step 4: Simplify right side
    22,669.05x = 442,827,576.01
  5. Step 5: Solve for x
    x = 442,827,576.01/22,669.05
  6. Step 6: Final answer
    x = 19,534.46

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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.