Home / 23,228.30-32,054.32-13,157.67

Finding the Fourth Proportional to 23,228.30, 32,054.32 and 13,157.67

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Solution

The fourth proportional to 23,228.30, 32,054.32 and 13,157.67 is: 18,157.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,228.30 : 32,054.32 = 13,157.67 : x
  2. Step 2: Convert to fraction form
    23,228.30/32,054.32 = 13,157.67/x
  3. Step 3: Cross multiply
    23,228.30x = 32,054.32 × 13,157.67
  4. Step 4: Simplify right side
    23,228.30x = 421,760,164.63
  5. Step 5: Solve for x
    x = 421,760,164.63/23,228.30
  6. Step 6: Final answer
    x = 18,157.17

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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.