Home / 23,228.67-32,056.38-13,157.40

Finding the Fourth Proportional to 23,228.67, 32,056.38 and 13,157.40

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Solution

The fourth proportional to 23,228.67, 32,056.38 and 13,157.40 is: 18,157.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,228.67 : 32,056.38 = 13,157.40 : x
  2. Step 2: Convert to fraction form
    23,228.67/32,056.38 = 13,157.40/x
  3. Step 3: Cross multiply
    23,228.67x = 32,056.38 × 13,157.40
  4. Step 4: Simplify right side
    23,228.67x = 421,778,614.21
  5. Step 5: Solve for x
    x = 421,778,614.21/23,228.67
  6. Step 6: Final answer
    x = 18,157.67

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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.