Home / 32,831.72-45,228.75-26,115.20

Finding the Fourth Proportional to 32,831.72, 45,228.75 and 26,115.20

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Solution

The fourth proportional to 32,831.72, 45,228.75 and 26,115.20 is: 35,976.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,831.72 : 45,228.75 = 26,115.20 : x
  2. Step 2: Convert to fraction form
    32,831.72/45,228.75 = 26,115.20/x
  3. Step 3: Cross multiply
    32,831.72x = 45,228.75 × 26,115.20
  4. Step 4: Simplify right side
    32,831.72x = 1,181,157,852
  5. Step 5: Solve for x
    x = 1,181,157,852/32,831.72
  6. Step 6: Final answer
    x = 35,976.12

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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.