Home / 16,890.36-25,327.86-7,023.76

Finding the Fourth Proportional to 16,890.36, 25,327.86 and 7,023.76

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Solution

The fourth proportional to 16,890.36, 25,327.86 and 7,023.76 is: 10,532.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,890.36 : 25,327.86 = 7,023.76 : x
  2. Step 2: Convert to fraction form
    16,890.36/25,327.86 = 7,023.76/x
  3. Step 3: Cross multiply
    16,890.36x = 25,327.86 × 7,023.76
  4. Step 4: Simplify right side
    16,890.36x = 177,896,809.95
  5. Step 5: Solve for x
    x = 177,896,809.95/16,890.36
  6. Step 6: Final answer
    x = 10,532.45

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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.