Home / 15,903.06-21,946.62-8,733.69

Finding the Fourth Proportional to 15,903.06, 21,946.62 and 8,733.69

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Solution

The fourth proportional to 15,903.06, 21,946.62 and 8,733.69 is: 12,052.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,903.06 : 21,946.62 = 8,733.69 : x
  2. Step 2: Convert to fraction form
    15,903.06/21,946.62 = 8,733.69/x
  3. Step 3: Cross multiply
    15,903.06x = 21,946.62 × 8,733.69
  4. Step 4: Simplify right side
    15,903.06x = 191,674,975.63
  5. Step 5: Solve for x
    x = 191,674,975.63/15,903.06
  6. Step 6: Final answer
    x = 12,052.71

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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.