Home / 32,751.27-45,192.20-18,409.07

Finding the Fourth Proportional to 32,751.27, 45,192.20 and 18,409.07

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Solution

The fourth proportional to 32,751.27, 45,192.20 and 18,409.07 is: 25,401.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,751.27 : 45,192.20 = 18,409.07 : x
  2. Step 2: Convert to fraction form
    32,751.27/45,192.20 = 18,409.07/x
  3. Step 3: Cross multiply
    32,751.27x = 45,192.20 × 18,409.07
  4. Step 4: Simplify right side
    32,751.27x = 831,946,394.19
  5. Step 5: Solve for x
    x = 831,946,394.19/32,751.27
  6. Step 6: Final answer
    x = 25,401.96

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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.