Home / 23,124.04-31,910.07-13,562.62

Finding the Fourth Proportional to 23,124.04, 31,910.07 and 13,562.62

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Solution

The fourth proportional to 23,124.04, 31,910.07 and 13,562.62 is: 18,715.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,124.04 : 31,910.07 = 13,562.62 : x
  2. Step 2: Convert to fraction form
    23,124.04/31,910.07 = 13,562.62/x
  3. Step 3: Cross multiply
    23,124.04x = 31,910.07 × 13,562.62
  4. Step 4: Simplify right side
    23,124.04x = 432,784,153.58
  5. Step 5: Solve for x
    x = 432,784,153.58/23,124.04
  6. Step 6: Final answer
    x = 18,715.77

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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.