Home / 14,026.48-19,356.60-7,739.04

Finding the Fourth Proportional to 14,026.48, 19,356.60 and 7,739.04

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Solution

The fourth proportional to 14,026.48, 19,356.60 and 7,739.04 is: 10,679.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026.48 : 19,356.60 = 7,739.04 : x
  2. Step 2: Convert to fraction form
    14,026.48/19,356.60 = 7,739.04/x
  3. Step 3: Cross multiply
    14,026.48x = 19,356.60 × 7,739.04
  4. Step 4: Simplify right side
    14,026.48x = 149,801,501.66
  5. Step 5: Solve for x
    x = 149,801,501.66/14,026.48
  6. Step 6: Final answer
    x = 10,679.91

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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.