Home / 21,923.18-32,889.65-10,230.02

Finding the Fourth Proportional to 21,923.18, 32,889.65 and 10,230.02

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Solution

The fourth proportional to 21,923.18, 32,889.65 and 10,230.02 is: 15,347.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,923.18 : 32,889.65 = 10,230.02 : x
  2. Step 2: Convert to fraction form
    21,923.18/32,889.65 = 10,230.02/x
  3. Step 3: Cross multiply
    21,923.18x = 32,889.65 × 10,230.02
  4. Step 4: Simplify right side
    21,923.18x = 336,461,777.29
  5. Step 5: Solve for x
    x = 336,461,777.29/21,923.18
  6. Step 6: Final answer
    x = 15,347.31

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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.