Home / 35,935.28-53,920-16,219.92

Finding the Fourth Proportional to 35,935.28, 53,920 and 16,219.92

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Solution

The fourth proportional to 35,935.28, 53,920 and 16,219.92 is: 24,337.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,935.28 : 53,920 = 16,219.92 : x
  2. Step 2: Convert to fraction form
    35,935.28/53,920 = 16,219.92/x
  3. Step 3: Cross multiply
    35,935.28x = 53,920 × 16,219.92
  4. Step 4: Simplify right side
    35,935.28x = 874,578,086.40
  5. Step 5: Solve for x
    x = 874,578,086.40/35,935.28
  6. Step 6: Final answer
    x = 24,337.59

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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.