Home / 19,111.12-26,370.49-10,726

Finding the Fourth Proportional to 19,111.12, 26,370.49 and 10,726

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Solution

The fourth proportional to 19,111.12, 26,370.49 and 10,726 is: 14,800.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,111.12 : 26,370.49 = 10,726 : x
  2. Step 2: Convert to fraction form
    19,111.12/26,370.49 = 10,726/x
  3. Step 3: Cross multiply
    19,111.12x = 26,370.49 × 10,726
  4. Step 4: Simplify right side
    19,111.12x = 282,849,875.74
  5. Step 5: Solve for x
    x = 282,849,875.74/19,111.12
  6. Step 6: Final answer
    x = 14,800.28

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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.