Home / 19,534.83-29,313.18-7,856.25

Finding the Fourth Proportional to 19,534.83, 29,313.18 and 7,856.25

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Solution

The fourth proportional to 19,534.83, 29,313.18 and 7,856.25 is: 11,788.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,534.83 : 29,313.18 = 7,856.25 : x
  2. Step 2: Convert to fraction form
    19,534.83/29,313.18 = 7,856.25/x
  3. Step 3: Cross multiply
    19,534.83x = 29,313.18 × 7,856.25
  4. Step 4: Simplify right side
    19,534.83x = 230,291,670.38
  5. Step 5: Solve for x
    x = 230,291,670.38/19,534.83
  6. Step 6: Final answer
    x = 11,788.77

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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.