Home / 23,439.32-32,346.95-12,829.64

Finding the Fourth Proportional to 23,439.32, 32,346.95 and 12,829.64

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Solution

The fourth proportional to 23,439.32, 32,346.95 and 12,829.64 is: 17,705.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,439.32 : 32,346.95 = 12,829.64 : x
  2. Step 2: Convert to fraction form
    23,439.32/32,346.95 = 12,829.64/x
  3. Step 3: Cross multiply
    23,439.32x = 32,346.95 × 12,829.64
  4. Step 4: Simplify right side
    23,439.32x = 414,999,723.60
  5. Step 5: Solve for x
    x = 414,999,723.60/23,439.32
  6. Step 6: Final answer
    x = 17,705.28

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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.