Home / 32,659.36-45,070.20-18,509.56

Finding the Fourth Proportional to 32,659.36, 45,070.20 and 18,509.56

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Solution

The fourth proportional to 32,659.36, 45,070.20 and 18,509.56 is: 25,543.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,659.36 : 45,070.20 = 18,509.56 : x
  2. Step 2: Convert to fraction form
    32,659.36/45,070.20 = 18,509.56/x
  3. Step 3: Cross multiply
    32,659.36x = 45,070.20 × 18,509.56
  4. Step 4: Simplify right side
    32,659.36x = 834,229,571.11
  5. Step 5: Solve for x
    x = 834,229,571.11/32,659.36
  6. Step 6: Final answer
    x = 25,543.35

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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.