Home / 19,541.64-29,313.01-12,167.40

Finding the Fourth Proportional to 19,541.64, 29,313.01 and 12,167.40

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Solution

The fourth proportional to 19,541.64, 29,313.01 and 12,167.40 is: 18,251.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541.64 : 29,313.01 = 12,167.40 : x
  2. Step 2: Convert to fraction form
    19,541.64/29,313.01 = 12,167.40/x
  3. Step 3: Cross multiply
    19,541.64x = 29,313.01 × 12,167.40
  4. Step 4: Simplify right side
    19,541.64x = 356,663,087.46
  5. Step 5: Solve for x
    x = 356,663,087.46/19,541.64
  6. Step 6: Final answer
    x = 18,251.44

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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.