Home / 19,463.18-26,859.27-10,965.40

Finding the Fourth Proportional to 19,463.18, 26,859.27 and 10,965.40

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Solution

The fourth proportional to 19,463.18, 26,859.27 and 10,965.40 is: 15,132.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,463.18 : 26,859.27 = 10,965.40 : x
  2. Step 2: Convert to fraction form
    19,463.18/26,859.27 = 10,965.40/x
  3. Step 3: Cross multiply
    19,463.18x = 26,859.27 × 10,965.40
  4. Step 4: Simplify right side
    19,463.18x = 294,522,639.26
  5. Step 5: Solve for x
    x = 294,522,639.26/19,463.18
  6. Step 6: Final answer
    x = 15,132.30

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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.