Home / 12,368.70-18,536.85-4,967.10

Finding the Fourth Proportional to 12,368.70, 18,536.85 and 4,967.10

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Solution

The fourth proportional to 12,368.70, 18,536.85 and 4,967.10 is: 7,444.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,368.70 : 18,536.85 = 4,967.10 : x
  2. Step 2: Convert to fraction form
    12,368.70/18,536.85 = 4,967.10/x
  3. Step 3: Cross multiply
    12,368.70x = 18,536.85 × 4,967.10
  4. Step 4: Simplify right side
    12,368.70x = 92,074,387.64
  5. Step 5: Solve for x
    x = 92,074,387.64/12,368.70
  6. Step 6: Final answer
    x = 7,444.14

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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.