Home / 52,831.96-72,903.94-30,471.64

Finding the Fourth Proportional to 52,831.96, 72,903.94 and 30,471.64

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Solution

The fourth proportional to 52,831.96, 72,903.94 and 30,471.64 is: 42,048.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,831.96 : 72,903.94 = 30,471.64 : x
  2. Step 2: Convert to fraction form
    52,831.96/72,903.94 = 30,471.64/x
  3. Step 3: Cross multiply
    52,831.96x = 72,903.94 × 30,471.64
  4. Step 4: Simplify right side
    52,831.96x = 2,221,502,614.26
  5. Step 5: Solve for x
    x = 2,221,502,614.26/52,831.96
  6. Step 6: Final answer
    x = 42,048.46

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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.