Home / 15,513.84-23,256.86-5,646.14

Finding the Fourth Proportional to 15,513.84, 23,256.86 and 5,646.14

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Solution

The fourth proportional to 15,513.84, 23,256.86 and 5,646.14 is: 8,464.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,513.84 : 23,256.86 = 5,646.14 : x
  2. Step 2: Convert to fraction form
    15,513.84/23,256.86 = 5,646.14/x
  3. Step 3: Cross multiply
    15,513.84x = 23,256.86 × 5,646.14
  4. Step 4: Simplify right side
    15,513.84x = 131,311,487.52
  5. Step 5: Solve for x
    x = 131,311,487.52/15,513.84
  6. Step 6: Final answer
    x = 8,464.15

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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.