Home / 14,020.48-19,346.07-8,051.32

Finding the Fourth Proportional to 14,020.48, 19,346.07 and 8,051.32

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Solution

The fourth proportional to 14,020.48, 19,346.07 and 8,051.32 is: 11,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.48 : 19,346.07 = 8,051.32 : x
  2. Step 2: Convert to fraction form
    14,020.48/19,346.07 = 8,051.32/x
  3. Step 3: Cross multiply
    14,020.48x = 19,346.07 × 8,051.32
  4. Step 4: Simplify right side
    14,020.48x = 155,761,400.31
  5. Step 5: Solve for x
    x = 155,761,400.31/14,020.48
  6. Step 6: Final answer
    x = 11,109.56

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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.