Home / 23,079.42-31,848.94-13,007.70

Finding the Fourth Proportional to 23,079.42, 31,848.94 and 13,007.70

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Solution

The fourth proportional to 23,079.42, 31,848.94 and 13,007.70 is: 17,950.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,079.42 : 31,848.94 = 13,007.70 : x
  2. Step 2: Convert to fraction form
    23,079.42/31,848.94 = 13,007.70/x
  3. Step 3: Cross multiply
    23,079.42x = 31,848.94 × 13,007.70
  4. Step 4: Simplify right side
    23,079.42x = 414,281,456.84
  5. Step 5: Solve for x
    x = 414,281,456.84/23,079.42
  6. Step 6: Final answer
    x = 17,950.25

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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.