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Finding the Fourth Proportional to 23,482.92, 32,407.18 and 12,873.22

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Solution

The fourth proportional to 23,482.92, 32,407.18 and 12,873.22 is: 17,765.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,482.92 : 32,407.18 = 12,873.22 : x
  2. Step 2: Convert to fraction form
    23,482.92/32,407.18 = 12,873.22/x
  3. Step 3: Cross multiply
    23,482.92x = 32,407.18 × 12,873.22
  4. Step 4: Simplify right side
    23,482.92x = 417,184,757.72
  5. Step 5: Solve for x
    x = 417,184,757.72/23,482.92
  6. Step 6: Final answer
    x = 17,765.45

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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.