Home / 12,364.58-18,549.14-4,045.05

Finding the Fourth Proportional to 12,364.58, 18,549.14 and 4,045.05

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Solution

The fourth proportional to 12,364.58, 18,549.14 and 4,045.05 is: 6,068.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.58 : 18,549.14 = 4,045.05 : x
  2. Step 2: Convert to fraction form
    12,364.58/18,549.14 = 4,045.05/x
  3. Step 3: Cross multiply
    12,364.58x = 18,549.14 × 4,045.05
  4. Step 4: Simplify right side
    12,364.58x = 75,032,178.53
  5. Step 5: Solve for x
    x = 75,032,178.53/12,364.58
  6. Step 6: Final answer
    x = 6,068.32

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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.