Home / 14,010.64-19,334.70-7,723

Finding the Fourth Proportional to 14,010.64, 19,334.70 and 7,723

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Solution

The fourth proportional to 14,010.64, 19,334.70 and 7,723 is: 10,657.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,010.64 : 19,334.70 = 7,723 : x
  2. Step 2: Convert to fraction form
    14,010.64/19,334.70 = 7,723/x
  3. Step 3: Cross multiply
    14,010.64x = 19,334.70 × 7,723
  4. Step 4: Simplify right side
    14,010.64x = 149,321,888.10
  5. Step 5: Solve for x
    x = 149,321,888.10/14,010.64
  6. Step 6: Final answer
    x = 10,657.75

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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.