Home / 19,642.56-29,460.96-6,495.12

Finding the Fourth Proportional to 19,642.56, 29,460.96 and 6,495.12

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Solution

The fourth proportional to 19,642.56, 29,460.96 and 6,495.12 is: 9,741.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,642.56 : 29,460.96 = 6,495.12 : x
  2. Step 2: Convert to fraction form
    19,642.56/29,460.96 = 6,495.12/x
  3. Step 3: Cross multiply
    19,642.56x = 29,460.96 × 6,495.12
  4. Step 4: Simplify right side
    19,642.56x = 191,352,470.52
  5. Step 5: Solve for x
    x = 191,352,470.52/19,642.56
  6. Step 6: Final answer
    x = 9,741.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.