Home / 13,099.02-18,064.01-8,617.19

Finding the Fourth Proportional to 13,099.02, 18,064.01 and 8,617.19

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Solution

The fourth proportional to 13,099.02, 18,064.01 and 8,617.19 is: 11,883.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,099.02 : 18,064.01 = 8,617.19 : x
  2. Step 2: Convert to fraction form
    13,099.02/18,064.01 = 8,617.19/x
  3. Step 3: Cross multiply
    13,099.02x = 18,064.01 × 8,617.19
  4. Step 4: Simplify right side
    13,099.02x = 155,660,937.55
  5. Step 5: Solve for x
    x = 155,660,937.55/13,099.02
  6. Step 6: Final answer
    x = 11,883.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.