Home / 32,743.27-45,191.13-19,317.81

Finding the Fourth Proportional to 32,743.27, 45,191.13 and 19,317.81

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Solution

The fourth proportional to 32,743.27, 45,191.13 and 19,317.81 is: 26,661.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,743.27 : 45,191.13 = 19,317.81 : x
  2. Step 2: Convert to fraction form
    32,743.27/45,191.13 = 19,317.81/x
  3. Step 3: Cross multiply
    32,743.27x = 45,191.13 × 19,317.81
  4. Step 4: Simplify right side
    32,743.27x = 872,993,340.48
  5. Step 5: Solve for x
    x = 872,993,340.48/32,743.27
  6. Step 6: Final answer
    x = 26,661.77

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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.