Home / 32,701.57-45,128.73-18,362.20

Finding the Fourth Proportional to 32,701.57, 45,128.73 and 18,362.20

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Solution

The fourth proportional to 32,701.57, 45,128.73 and 18,362.20 is: 25,340.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,701.57 : 45,128.73 = 18,362.20 : x
  2. Step 2: Convert to fraction form
    32,701.57/45,128.73 = 18,362.20/x
  3. Step 3: Cross multiply
    32,701.57x = 45,128.73 × 18,362.20
  4. Step 4: Simplify right side
    32,701.57x = 828,662,717.37
  5. Step 5: Solve for x
    x = 828,662,717.37/32,701.57
  6. Step 6: Final answer
    x = 25,340.15

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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.