Home / 19,203.25-26,502.15-10,821.37

Finding the Fourth Proportional to 19,203.25, 26,502.15 and 10,821.37

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Solution

The fourth proportional to 19,203.25, 26,502.15 and 10,821.37 is: 14,934.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203.25 : 26,502.15 = 10,821.37 : x
  2. Step 2: Convert to fraction form
    19,203.25/26,502.15 = 10,821.37/x
  3. Step 3: Cross multiply
    19,203.25x = 26,502.15 × 10,821.37
  4. Step 4: Simplify right side
    19,203.25x = 286,789,570.95
  5. Step 5: Solve for x
    x = 286,789,570.95/19,203.25
  6. Step 6: Final answer
    x = 14,934.43

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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.