Home / 15,687.84-23,535.26-5,299.32

Finding the Fourth Proportional to 15,687.84, 23,535.26 and 5,299.32

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Solution

The fourth proportional to 15,687.84, 23,535.26 and 5,299.32 is: 7,950.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,687.84 : 23,535.26 = 5,299.32 : x
  2. Step 2: Convert to fraction form
    15,687.84/23,535.26 = 5,299.32/x
  3. Step 3: Cross multiply
    15,687.84x = 23,535.26 × 5,299.32
  4. Step 4: Simplify right side
    15,687.84x = 124,720,874.02
  5. Step 5: Solve for x
    x = 124,720,874.02/15,687.84
  6. Step 6: Final answer
    x = 7,950.16

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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.