Home / 18,356.57-27,535.01-6,510.43

Finding the Fourth Proportional to 18,356.57, 27,535.01 and 6,510.43

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Solution

The fourth proportional to 18,356.57, 27,535.01 and 6,510.43 is: 9,765.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,356.57 : 27,535.01 = 6,510.43 : x
  2. Step 2: Convert to fraction form
    18,356.57/27,535.01 = 6,510.43/x
  3. Step 3: Cross multiply
    18,356.57x = 27,535.01 × 6,510.43
  4. Step 4: Simplify right side
    18,356.57x = 179,264,657.07
  5. Step 5: Solve for x
    x = 179,264,657.07/18,356.57
  6. Step 6: Final answer
    x = 9,765.69

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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.