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Finding the Fourth Proportional to 25,703.92, 35,470.70 and 14,373.44

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Solution

The fourth proportional to 25,703.92, 35,470.70 and 14,373.44 is: 19,834.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,703.92 : 35,470.70 = 14,373.44 : x
  2. Step 2: Convert to fraction form
    25,703.92/35,470.70 = 14,373.44/x
  3. Step 3: Cross multiply
    25,703.92x = 35,470.70 × 14,373.44
  4. Step 4: Simplify right side
    25,703.92x = 509,835,978.21
  5. Step 5: Solve for x
    x = 509,835,978.21/25,703.92
  6. Step 6: Final answer
    x = 19,834.95

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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.