Home / 14,580.16-20,099.15-10,318.02

Finding the Fourth Proportional to 14,580.16, 20,099.15 and 10,318.02

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Solution

The fourth proportional to 14,580.16, 20,099.15 and 10,318.02 is: 14,223.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580.16 : 20,099.15 = 10,318.02 : x
  2. Step 2: Convert to fraction form
    14,580.16/20,099.15 = 10,318.02/x
  3. Step 3: Cross multiply
    14,580.16x = 20,099.15 × 10,318.02
  4. Step 4: Simplify right side
    14,580.16x = 207,383,431.68
  5. Step 5: Solve for x
    x = 207,383,431.68/14,580.16
  6. Step 6: Final answer
    x = 14,223.67

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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.