Home / 24,285.24-36,420.66-10,431

Finding the Fourth Proportional to 24,285.24, 36,420.66 and 10,431

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Solution

The fourth proportional to 24,285.24, 36,420.66 and 10,431 is: 15,643.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,285.24 : 36,420.66 = 10,431 : x
  2. Step 2: Convert to fraction form
    24,285.24/36,420.66 = 10,431/x
  3. Step 3: Cross multiply
    24,285.24x = 36,420.66 × 10,431
  4. Step 4: Simplify right side
    24,285.24x = 379,903,904.46
  5. Step 5: Solve for x
    x = 379,903,904.46/24,285.24
  6. Step 6: Final answer
    x = 15,643.41

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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.