Home / 12,506.08-17,258.24-6,916.96

Finding the Fourth Proportional to 12,506.08, 17,258.24 and 6,916.96

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Solution

The fourth proportional to 12,506.08, 17,258.24 and 6,916.96 is: 9,545.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,506.08 : 17,258.24 = 6,916.96 : x
  2. Step 2: Convert to fraction form
    12,506.08/17,258.24 = 6,916.96/x
  3. Step 3: Cross multiply
    12,506.08x = 17,258.24 × 6,916.96
  4. Step 4: Simplify right side
    12,506.08x = 119,374,555.75
  5. Step 5: Solve for x
    x = 119,374,555.75/12,506.08
  6. Step 6: Final answer
    x = 9,545.32

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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.