Home / 44,677.34-66,913.94-21,320.18

Finding the Fourth Proportional to 44,677.34, 66,913.94 and 21,320.18

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Solution

The fourth proportional to 44,677.34, 66,913.94 and 21,320.18 is: 31,931.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,677.34 : 66,913.94 = 21,320.18 : x
  2. Step 2: Convert to fraction form
    44,677.34/66,913.94 = 21,320.18/x
  3. Step 3: Cross multiply
    44,677.34x = 66,913.94 × 21,320.18
  4. Step 4: Simplify right side
    44,677.34x = 1,426,616,804.14
  5. Step 5: Solve for x
    x = 1,426,616,804.14/44,677.34
  6. Step 6: Final answer
    x = 31,931.56

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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.