Home / 18,607.37-27,909.23-7,510.77

Finding the Fourth Proportional to 18,607.37, 27,909.23 and 7,510.77

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Solution

The fourth proportional to 18,607.37, 27,909.23 and 7,510.77 is: 11,265.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,607.37 : 27,909.23 = 7,510.77 : x
  2. Step 2: Convert to fraction form
    18,607.37/27,909.23 = 7,510.77/x
  3. Step 3: Cross multiply
    18,607.37x = 27,909.23 × 7,510.77
  4. Step 4: Simplify right side
    18,607.37x = 209,619,769.85
  5. Step 5: Solve for x
    x = 209,619,769.85/18,607.37
  6. Step 6: Final answer
    x = 11,265.42

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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.