Home / 19,647.37-29,470.77-4,856.29

Finding the Fourth Proportional to 19,647.37, 29,470.77 and 4,856.29

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Solution

The fourth proportional to 19,647.37, 29,470.77 and 4,856.29 is: 7,284.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,647.37 : 29,470.77 = 4,856.29 : x
  2. Step 2: Convert to fraction form
    19,647.37/29,470.77 = 4,856.29/x
  3. Step 3: Cross multiply
    19,647.37x = 29,470.77 × 4,856.29
  4. Step 4: Simplify right side
    19,647.37x = 143,118,581.36
  5. Step 5: Solve for x
    x = 143,118,581.36/19,647.37
  6. Step 6: Final answer
    x = 7,284.36

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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.