Home / 32,678.19-45,121.32-25,112.52

Finding the Fourth Proportional to 32,678.19, 45,121.32 and 25,112.52

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Solution

The fourth proportional to 32,678.19, 45,121.32 and 25,112.52 is: 34,674.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,678.19 : 45,121.32 = 25,112.52 : x
  2. Step 2: Convert to fraction form
    32,678.19/45,121.32 = 25,112.52/x
  3. Step 3: Cross multiply
    32,678.19x = 45,121.32 × 25,112.52
  4. Step 4: Simplify right side
    32,678.19x = 1,133,110,050.93
  5. Step 5: Solve for x
    x = 1,133,110,050.93/32,678.19
  6. Step 6: Final answer
    x = 34,674.81

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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.