Home / 25,285.61-34,894.13-14,107.61

Finding the Fourth Proportional to 25,285.61, 34,894.13 and 14,107.61

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Solution

The fourth proportional to 25,285.61, 34,894.13 and 14,107.61 is: 19,468.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285.61 : 34,894.13 = 14,107.61 : x
  2. Step 2: Convert to fraction form
    25,285.61/34,894.13 = 14,107.61/x
  3. Step 3: Cross multiply
    25,285.61x = 34,894.13 × 14,107.61
  4. Step 4: Simplify right side
    25,285.61x = 492,272,532.32
  5. Step 5: Solve for x
    x = 492,272,532.32/25,285.61
  6. Step 6: Final answer
    x = 19,468.49

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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.