Home / 23,289.16-32,139.54-12,679.32

Finding the Fourth Proportional to 23,289.16, 32,139.54 and 12,679.32

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Solution

The fourth proportional to 23,289.16, 32,139.54 and 12,679.32 is: 17,497.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,289.16 : 32,139.54 = 12,679.32 : x
  2. Step 2: Convert to fraction form
    23,289.16/32,139.54 = 12,679.32/x
  3. Step 3: Cross multiply
    23,289.16x = 32,139.54 × 12,679.32
  4. Step 4: Simplify right side
    23,289.16x = 407,507,512.31
  5. Step 5: Solve for x
    x = 407,507,512.31/23,289.16
  6. Step 6: Final answer
    x = 17,497.73

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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.