Home / 32,898.56-45,385.52-20,959.16

Finding the Fourth Proportional to 32,898.56, 45,385.52 and 20,959.16

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Solution

The fourth proportional to 32,898.56, 45,385.52 and 20,959.16 is: 28,914.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,898.56 : 45,385.52 = 20,959.16 : x
  2. Step 2: Convert to fraction form
    32,898.56/45,385.52 = 20,959.16/x
  3. Step 3: Cross multiply
    32,898.56x = 45,385.52 × 20,959.16
  4. Step 4: Simplify right side
    32,898.56x = 951,242,043.64
  5. Step 5: Solve for x
    x = 951,242,043.64/32,898.56
  6. Step 6: Final answer
    x = 28,914.40

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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.