Home / 13,973.63-19,282.43-8,230.17

Finding the Fourth Proportional to 13,973.63, 19,282.43 and 8,230.17

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Solution

The fourth proportional to 13,973.63, 19,282.43 and 8,230.17 is: 11,356.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,973.63 : 19,282.43 = 8,230.17 : x
  2. Step 2: Convert to fraction form
    13,973.63/19,282.43 = 8,230.17/x
  3. Step 3: Cross multiply
    13,973.63x = 19,282.43 × 8,230.17
  4. Step 4: Simplify right side
    13,973.63x = 158,697,697.49
  5. Step 5: Solve for x
    x = 158,697,697.49/13,973.63
  6. Step 6: Final answer
    x = 11,356.94

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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.