Home / 15,786.04-23,679.08-4,099.16

Finding the Fourth Proportional to 15,786.04, 23,679.08 and 4,099.16

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Solution

The fourth proportional to 15,786.04, 23,679.08 and 4,099.16 is: 6,148.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,786.04 : 23,679.08 = 4,099.16 : x
  2. Step 2: Convert to fraction form
    15,786.04/23,679.08 = 4,099.16/x
  3. Step 3: Cross multiply
    15,786.04x = 23,679.08 × 4,099.16
  4. Step 4: Simplify right side
    15,786.04x = 97,064,337.57
  5. Step 5: Solve for x
    x = 97,064,337.57/15,786.04
  6. Step 6: Final answer
    x = 6,148.75

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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.