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Finding the Fourth Proportional to 56,552.67, 84,831.84 and 21,495.06

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Solution

The fourth proportional to 56,552.67, 84,831.84 and 21,495.06 is: 32,243.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,552.67 : 84,831.84 = 21,495.06 : x
  2. Step 2: Convert to fraction form
    56,552.67/84,831.84 = 21,495.06/x
  3. Step 3: Cross multiply
    56,552.67x = 84,831.84 × 21,495.06
  4. Step 4: Simplify right side
    56,552.67x = 1,823,465,490.71
  5. Step 5: Solve for x
    x = 1,823,465,490.71/56,552.67
  6. Step 6: Final answer
    x = 32,243.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.