Home / 12,896.01-19,330.65-5,501.52

Finding the Fourth Proportional to 12,896.01, 19,330.65 and 5,501.52

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Solution

The fourth proportional to 12,896.01, 19,330.65 and 5,501.52 is: 8,246.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896.01 : 19,330.65 = 5,501.52 : x
  2. Step 2: Convert to fraction form
    12,896.01/19,330.65 = 5,501.52/x
  3. Step 3: Cross multiply
    12,896.01x = 19,330.65 × 5,501.52
  4. Step 4: Simplify right side
    12,896.01x = 106,347,957.59
  5. Step 5: Solve for x
    x = 106,347,957.59/12,896.01
  6. Step 6: Final answer
    x = 8,246.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.