Home / 10,679.17-14,744.19-9,558.17

Finding the Fourth Proportional to 10,679.17, 14,744.19 and 9,558.17

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Solution

The fourth proportional to 10,679.17, 14,744.19 and 9,558.17 is: 13,196.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.17 : 14,744.19 = 9,558.17 : x
  2. Step 2: Convert to fraction form
    10,679.17/14,744.19 = 9,558.17/x
  3. Step 3: Cross multiply
    10,679.17x = 14,744.19 × 9,558.17
  4. Step 4: Simplify right side
    10,679.17x = 140,927,474.53
  5. Step 5: Solve for x
    x = 140,927,474.53/10,679.17
  6. Step 6: Final answer
    x = 13,196.48

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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.