Home / 16,678.47-25,026.36-7,325.07

Finding the Fourth Proportional to 16,678.47, 25,026.36 and 7,325.07

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Solution

The fourth proportional to 16,678.47, 25,026.36 and 7,325.07 is: 10,991.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,678.47 : 25,026.36 = 7,325.07 : x
  2. Step 2: Convert to fraction form
    16,678.47/25,026.36 = 7,325.07/x
  3. Step 3: Cross multiply
    16,678.47x = 25,026.36 × 7,325.07
  4. Step 4: Simplify right side
    16,678.47x = 183,319,838.85
  5. Step 5: Solve for x
    x = 183,319,838.85/16,678.47
  6. Step 6: Final answer
    x = 10,991.41

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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.