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Finding the Fourth Proportional to 35,693.77, 53,541.03 and 14,628.40

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Solution

The fourth proportional to 35,693.77, 53,541.03 and 14,628.40 is: 21,942.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,693.77 : 53,541.03 = 14,628.40 : x
  2. Step 2: Convert to fraction form
    35,693.77/53,541.03 = 14,628.40/x
  3. Step 3: Cross multiply
    35,693.77x = 53,541.03 × 14,628.40
  4. Step 4: Simplify right side
    35,693.77x = 783,219,603.25
  5. Step 5: Solve for x
    x = 783,219,603.25/35,693.77
  6. Step 6: Final answer
    x = 21,942.75

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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.