Home / 15,639.62-23,400.57-10,968.75

Finding the Fourth Proportional to 15,639.62, 23,400.57 and 10,968.75

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Solution

The fourth proportional to 15,639.62, 23,400.57 and 10,968.75 is: 16,411.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,639.62 : 23,400.57 = 10,968.75 : x
  2. Step 2: Convert to fraction form
    15,639.62/23,400.57 = 10,968.75/x
  3. Step 3: Cross multiply
    15,639.62x = 23,400.57 × 10,968.75
  4. Step 4: Simplify right side
    15,639.62x = 256,674,885.18
  5. Step 5: Solve for x
    x = 256,674,885.18/15,639.62
  6. Step 6: Final answer
    x = 16,411.84

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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.