Home / 19,937.49-27,490.91-14,893.22

Finding the Fourth Proportional to 19,937.49, 27,490.91 and 14,893.22

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Solution

The fourth proportional to 19,937.49, 27,490.91 and 14,893.22 is: 20,535.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,937.49 : 27,490.91 = 14,893.22 : x
  2. Step 2: Convert to fraction form
    19,937.49/27,490.91 = 14,893.22/x
  3. Step 3: Cross multiply
    19,937.49x = 27,490.91 × 14,893.22
  4. Step 4: Simplify right side
    19,937.49x = 409,427,958.71
  5. Step 5: Solve for x
    x = 409,427,958.71/19,937.49
  6. Step 6: Final answer
    x = 20,535.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.