Home / 32,615.37-45,009.38-18,275.23

Finding the Fourth Proportional to 32,615.37, 45,009.38 and 18,275.23

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Solution

The fourth proportional to 32,615.37, 45,009.38 and 18,275.23 is: 25,219.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,615.37 : 45,009.38 = 18,275.23 : x
  2. Step 2: Convert to fraction form
    32,615.37/45,009.38 = 18,275.23/x
  3. Step 3: Cross multiply
    32,615.37x = 45,009.38 × 18,275.23
  4. Step 4: Simplify right side
    32,615.37x = 822,556,517.63
  5. Step 5: Solve for x
    x = 822,556,517.63/32,615.37
  6. Step 6: Final answer
    x = 25,219.90

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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.