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Finding the Fourth Proportional to 32,628.64, 45,026.32 and 17,724.32

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Solution

The fourth proportional to 32,628.64, 45,026.32 and 17,724.32 is: 24,458.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,628.64 : 45,026.32 = 17,724.32 : x
  2. Step 2: Convert to fraction form
    32,628.64/45,026.32 = 17,724.32/x
  3. Step 3: Cross multiply
    32,628.64x = 45,026.32 × 17,724.32
  4. Step 4: Simplify right side
    32,628.64x = 798,060,904.10
  5. Step 5: Solve for x
    x = 798,060,904.10/32,628.64
  6. Step 6: Final answer
    x = 24,458.91

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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.