Home / 14,925.54-20,596.81-8,211.16

Finding the Fourth Proportional to 14,925.54, 20,596.81 and 8,211.16

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Solution

The fourth proportional to 14,925.54, 20,596.81 and 8,211.16 is: 11,331.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,925.54 : 20,596.81 = 8,211.16 : x
  2. Step 2: Convert to fraction form
    14,925.54/20,596.81 = 8,211.16/x
  3. Step 3: Cross multiply
    14,925.54x = 20,596.81 × 8,211.16
  4. Step 4: Simplify right side
    14,925.54x = 169,123,702.40
  5. Step 5: Solve for x
    x = 169,123,702.40/14,925.54
  6. Step 6: Final answer
    x = 11,331.16

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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.