Home / 39,246.84-58,872.30-12,953.64

Finding the Fourth Proportional to 39,246.84, 58,872.30 and 12,953.64

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Solution

The fourth proportional to 39,246.84, 58,872.30 and 12,953.64 is: 19,431.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,246.84 : 58,872.30 = 12,953.64 : x
  2. Step 2: Convert to fraction form
    39,246.84/58,872.30 = 12,953.64/x
  3. Step 3: Cross multiply
    39,246.84x = 58,872.30 × 12,953.64
  4. Step 4: Simplify right side
    39,246.84x = 762,610,285.81
  5. Step 5: Solve for x
    x = 762,610,285.81/39,246.84
  6. Step 6: Final answer
    x = 19,431.12

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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.