Home / 13,291.44-19,904.76-9,377.52

Finding the Fourth Proportional to 13,291.44, 19,904.76 and 9,377.52

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Solution

The fourth proportional to 13,291.44, 19,904.76 and 9,377.52 is: 14,043.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,291.44 : 19,904.76 = 9,377.52 : x
  2. Step 2: Convert to fraction form
    13,291.44/19,904.76 = 9,377.52/x
  3. Step 3: Cross multiply
    13,291.44x = 19,904.76 × 9,377.52
  4. Step 4: Simplify right side
    13,291.44x = 186,657,285.00
  5. Step 5: Solve for x
    x = 186,657,285.00/13,291.44
  6. Step 6: Final answer
    x = 14,043.42

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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.