Home / 15,903.14-21,946.94-8,733.65

Finding the Fourth Proportional to 15,903.14, 21,946.94 and 8,733.65

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Solution

The fourth proportional to 15,903.14, 21,946.94 and 8,733.65 is: 12,052.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,903.14 : 21,946.94 = 8,733.65 : x
  2. Step 2: Convert to fraction form
    15,903.14/21,946.94 = 8,733.65/x
  3. Step 3: Cross multiply
    15,903.14x = 21,946.94 × 8,733.65
  4. Step 4: Simplify right side
    15,903.14x = 191,676,969.23
  5. Step 5: Solve for x
    x = 191,676,969.23/15,903.14
  6. Step 6: Final answer
    x = 12,052.77

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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.