Home / 19,490.49-26,896.86-10,537.99

Finding the Fourth Proportional to 19,490.49, 26,896.86 and 10,537.99

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Solution

The fourth proportional to 19,490.49, 26,896.86 and 10,537.99 is: 14,542.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,490.49 : 26,896.86 = 10,537.99 : x
  2. Step 2: Convert to fraction form
    19,490.49/26,896.86 = 10,537.99/x
  3. Step 3: Cross multiply
    19,490.49x = 26,896.86 × 10,537.99
  4. Step 4: Simplify right side
    19,490.49x = 283,438,707.23
  5. Step 5: Solve for x
    x = 283,438,707.23/19,490.49
  6. Step 6: Final answer
    x = 14,542.41

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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.