Home / 15,889.74-21,924.36-9,601.98

Finding the Fourth Proportional to 15,889.74, 21,924.36 and 9,601.98

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Solution

The fourth proportional to 15,889.74, 21,924.36 and 9,601.98 is: 13,248.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,889.74 : 21,924.36 = 9,601.98 : x
  2. Step 2: Convert to fraction form
    15,889.74/21,924.36 = 9,601.98/x
  3. Step 3: Cross multiply
    15,889.74x = 21,924.36 × 9,601.98
  4. Step 4: Simplify right side
    15,889.74x = 210,517,266.23
  5. Step 5: Solve for x
    x = 210,517,266.23/15,889.74
  6. Step 6: Final answer
    x = 13,248.63

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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.