Home / 14,896.25-20,555.28-8,927.76

Finding the Fourth Proportional to 14,896.25, 20,555.28 and 8,927.76

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Solution

The fourth proportional to 14,896.25, 20,555.28 and 8,927.76 is: 12,319.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,896.25 : 20,555.28 = 8,927.76 : x
  2. Step 2: Convert to fraction form
    14,896.25/20,555.28 = 8,927.76/x
  3. Step 3: Cross multiply
    14,896.25x = 20,555.28 × 8,927.76
  4. Step 4: Simplify right side
    14,896.25x = 183,512,606.57
  5. Step 5: Solve for x
    x = 183,512,606.57/14,896.25
  6. Step 6: Final answer
    x = 12,319.39

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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.