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Finding the Fourth Proportional to 35,503.76, 53,216.76 and 17,949.44

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Solution

The fourth proportional to 35,503.76, 53,216.76 and 17,949.44 is: 26,904.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,503.76 : 53,216.76 = 17,949.44 : x
  2. Step 2: Convert to fraction form
    35,503.76/53,216.76 = 17,949.44/x
  3. Step 3: Cross multiply
    35,503.76x = 53,216.76 × 17,949.44
  4. Step 4: Simplify right side
    35,503.76x = 955,211,040.61
  5. Step 5: Solve for x
    x = 955,211,040.61/35,503.76
  6. Step 6: Final answer
    x = 26,904.50

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1.5x scale

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.