Home / 13,964.23-19,270.51-10,395.15

Finding the Fourth Proportional to 13,964.23, 19,270.51 and 10,395.15

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Solution

The fourth proportional to 13,964.23, 19,270.51 and 10,395.15 is: 14,345.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.23 : 19,270.51 = 10,395.15 : x
  2. Step 2: Convert to fraction form
    13,964.23/19,270.51 = 10,395.15/x
  3. Step 3: Cross multiply
    13,964.23x = 19,270.51 × 10,395.15
  4. Step 4: Simplify right side
    13,964.23x = 200,319,852.17
  5. Step 5: Solve for x
    x = 200,319,852.17/13,964.23
  6. Step 6: Final answer
    x = 14,345.21

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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.