Home / 15,835.48-21,833.11-10,160.22

Finding the Fourth Proportional to 15,835.48, 21,833.11 and 10,160.22

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Solution

The fourth proportional to 15,835.48, 21,833.11 and 10,160.22 is: 14,008.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,835.48 : 21,833.11 = 10,160.22 : x
  2. Step 2: Convert to fraction form
    15,835.48/21,833.11 = 10,160.22/x
  3. Step 3: Cross multiply
    15,835.48x = 21,833.11 × 10,160.22
  4. Step 4: Simplify right side
    15,835.48x = 221,829,172.65
  5. Step 5: Solve for x
    x = 221,829,172.65/15,835.48
  6. Step 6: Final answer
    x = 14,008.36

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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.