Home / 15,406.02-23,121.99-14,434.02

Finding the Fourth Proportional to 15,406.02, 23,121.99 and 14,434.02

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Solution

The fourth proportional to 15,406.02, 23,121.99 and 14,434.02 is: 21,663.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,406.02 : 23,121.99 = 14,434.02 : x
  2. Step 2: Convert to fraction form
    15,406.02/23,121.99 = 14,434.02/x
  3. Step 3: Cross multiply
    15,406.02x = 23,121.99 × 14,434.02
  4. Step 4: Simplify right side
    15,406.02x = 333,743,266.10
  5. Step 5: Solve for x
    x = 333,743,266.10/15,406.02
  6. Step 6: Final answer
    x = 21,663.17

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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.