Home / 35,964.84-53,947.26-12,585.81

Finding the Fourth Proportional to 35,964.84, 53,947.26 and 12,585.81

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Solution

The fourth proportional to 35,964.84, 53,947.26 and 12,585.81 is: 18,878.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,964.84 : 53,947.26 = 12,585.81 : x
  2. Step 2: Convert to fraction form
    35,964.84/53,947.26 = 12,585.81/x
  3. Step 3: Cross multiply
    35,964.84x = 53,947.26 × 12,585.81
  4. Step 4: Simplify right side
    35,964.84x = 678,969,964.38
  5. Step 5: Solve for x
    x = 678,969,964.38/35,964.84
  6. Step 6: Final answer
    x = 18,878.72

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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.