Home / 22,036.07-30,409.60-11,964.31

Finding the Fourth Proportional to 22,036.07, 30,409.60 and 11,964.31

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Solution

The fourth proportional to 22,036.07, 30,409.60 and 11,964.31 is: 16,510.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,036.07 : 30,409.60 = 11,964.31 : x
  2. Step 2: Convert to fraction form
    22,036.07/30,409.60 = 11,964.31/x
  3. Step 3: Cross multiply
    22,036.07x = 30,409.60 × 11,964.31
  4. Step 4: Simplify right side
    22,036.07x = 363,829,881.38
  5. Step 5: Solve for x
    x = 363,829,881.38/22,036.07
  6. Step 6: Final answer
    x = 16,510.65

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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.