Home / 23,228.45-32,055.86-13,156.74

Finding the Fourth Proportional to 23,228.45, 32,055.86 and 13,156.74

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Solution

The fourth proportional to 23,228.45, 32,055.86 and 13,156.74 is: 18,156.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,228.45 : 32,055.86 = 13,156.74 : x
  2. Step 2: Convert to fraction form
    23,228.45/32,055.86 = 13,156.74/x
  3. Step 3: Cross multiply
    23,228.45x = 32,055.86 × 13,156.74
  4. Step 4: Simplify right side
    23,228.45x = 421,750,615.50
  5. Step 5: Solve for x
    x = 421,750,615.50/23,228.45
  6. Step 6: Final answer
    x = 18,156.64

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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.