Home / 19,558.73-29,316.23-8,448.77

Finding the Fourth Proportional to 19,558.73, 29,316.23 and 8,448.77

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Solution

The fourth proportional to 19,558.73, 29,316.23 and 8,448.77 is: 12,663.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,558.73 : 29,316.23 = 8,448.77 : x
  2. Step 2: Convert to fraction form
    19,558.73/29,316.23 = 8,448.77/x
  3. Step 3: Cross multiply
    19,558.73x = 29,316.23 × 8,448.77
  4. Step 4: Simplify right side
    19,558.73x = 247,685,895.71
  5. Step 5: Solve for x
    x = 247,685,895.71/19,558.73
  6. Step 6: Final answer
    x = 12,663.70

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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.