Home / 12,541.95-18,776.01-9,269.64

Finding the Fourth Proportional to 12,541.95, 18,776.01 and 9,269.64

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Solution

The fourth proportional to 12,541.95, 18,776.01 and 9,269.64 is: 13,877.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541.95 : 18,776.01 = 9,269.64 : x
  2. Step 2: Convert to fraction form
    12,541.95/18,776.01 = 9,269.64/x
  3. Step 3: Cross multiply
    12,541.95x = 18,776.01 × 9,269.64
  4. Step 4: Simplify right side
    12,541.95x = 174,046,853.34
  5. Step 5: Solve for x
    x = 174,046,853.34/12,541.95
  6. Step 6: Final answer
    x = 13,877.18

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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.