Home / 32,980.64-45,512.72-18,076.32

Finding the Fourth Proportional to 32,980.64, 45,512.72 and 18,076.32

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Solution

The fourth proportional to 32,980.64, 45,512.72 and 18,076.32 is: 24,945.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,980.64 : 45,512.72 = 18,076.32 : x
  2. Step 2: Convert to fraction form
    32,980.64/45,512.72 = 18,076.32/x
  3. Step 3: Cross multiply
    32,980.64x = 45,512.72 × 18,076.32
  4. Step 4: Simplify right side
    32,980.64x = 822,702,490.79
  5. Step 5: Solve for x
    x = 822,702,490.79/32,980.64
  6. Step 6: Final answer
    x = 24,945.01

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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.