Home / 22,436.06-30,956.30-15,289.52

Finding the Fourth Proportional to 22,436.06, 30,956.30 and 15,289.52

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Solution

The fourth proportional to 22,436.06, 30,956.30 and 15,289.52 is: 21,095.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,436.06 : 30,956.30 = 15,289.52 : x
  2. Step 2: Convert to fraction form
    22,436.06/30,956.30 = 15,289.52/x
  3. Step 3: Cross multiply
    22,436.06x = 30,956.30 × 15,289.52
  4. Step 4: Simplify right side
    22,436.06x = 473,307,054.75
  5. Step 5: Solve for x
    x = 473,307,054.75/22,436.06
  6. Step 6: Final answer
    x = 21,095.82

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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.