Home / 14,349.54-19,801.40-7,975.72

Finding the Fourth Proportional to 14,349.54, 19,801.40 and 7,975.72

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Solution

The fourth proportional to 14,349.54, 19,801.40 and 7,975.72 is: 11,005.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,349.54 : 19,801.40 = 7,975.72 : x
  2. Step 2: Convert to fraction form
    14,349.54/19,801.40 = 7,975.72/x
  3. Step 3: Cross multiply
    14,349.54x = 19,801.40 × 7,975.72
  4. Step 4: Simplify right side
    14,349.54x = 157,930,323.00
  5. Step 5: Solve for x
    x = 157,930,323.00/14,349.54
  6. Step 6: Final answer
    x = 11,005.95

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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.