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Finding the Fourth Proportional to 16,970.92, 25,473.47 and 15,009.46

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Solution

The fourth proportional to 16,970.92, 25,473.47 and 15,009.46 is: 22,529.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,970.92 : 25,473.47 = 15,009.46 : x
  2. Step 2: Convert to fraction form
    16,970.92/25,473.47 = 15,009.46/x
  3. Step 3: Cross multiply
    16,970.92x = 25,473.47 × 15,009.46
  4. Step 4: Simplify right side
    16,970.92x = 382,343,029.03
  5. Step 5: Solve for x
    x = 382,343,029.03/16,970.92
  6. Step 6: Final answer
    x = 22,529.30

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1.5x scale

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.