Home / 19,355.26-26,710.24-10,971.76

Finding the Fourth Proportional to 19,355.26, 26,710.24 and 10,971.76

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Solution

The fourth proportional to 19,355.26, 26,710.24 and 10,971.76 is: 15,141.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,355.26 : 26,710.24 = 10,971.76 : x
  2. Step 2: Convert to fraction form
    19,355.26/26,710.24 = 10,971.76/x
  3. Step 3: Cross multiply
    19,355.26x = 26,710.24 × 10,971.76
  4. Step 4: Simplify right side
    19,355.26x = 293,058,342.82
  5. Step 5: Solve for x
    x = 293,058,342.82/19,355.26
  6. Step 6: Final answer
    x = 15,141.02

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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.