Home / 22,767.54-31,421.45-13,814.34

Finding the Fourth Proportional to 22,767.54, 31,421.45 and 13,814.34

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Solution

The fourth proportional to 22,767.54, 31,421.45 and 13,814.34 is: 19,065.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,767.54 : 31,421.45 = 13,814.34 : x
  2. Step 2: Convert to fraction form
    22,767.54/31,421.45 = 13,814.34/x
  3. Step 3: Cross multiply
    22,767.54x = 31,421.45 × 13,814.34
  4. Step 4: Simplify right side
    22,767.54x = 434,066,524.52
  5. Step 5: Solve for x
    x = 434,066,524.52/22,767.54
  6. Step 6: Final answer
    x = 19,065.15

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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.