Home / 15,548.84-23,315.97-5,681.22

Finding the Fourth Proportional to 15,548.84, 23,315.97 and 5,681.22

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Solution

The fourth proportional to 15,548.84, 23,315.97 and 5,681.22 is: 8,519.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,548.84 : 23,315.97 = 5,681.22 : x
  2. Step 2: Convert to fraction form
    15,548.84/23,315.97 = 5,681.22/x
  3. Step 3: Cross multiply
    15,548.84x = 23,315.97 × 5,681.22
  4. Step 4: Simplify right side
    15,548.84x = 132,463,155.08
  5. Step 5: Solve for x
    x = 132,463,155.08/15,548.84
  6. Step 6: Final answer
    x = 8,519.17

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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.