Home / 13,466.08-18,583.50-7,497.76

Finding the Fourth Proportional to 13,466.08, 18,583.50 and 7,497.76

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Solution

The fourth proportional to 13,466.08, 18,583.50 and 7,497.76 is: 10,347.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466.08 : 18,583.50 = 7,497.76 : x
  2. Step 2: Convert to fraction form
    13,466.08/18,583.50 = 7,497.76/x
  3. Step 3: Cross multiply
    13,466.08x = 18,583.50 × 7,497.76
  4. Step 4: Simplify right side
    13,466.08x = 139,334,622.96
  5. Step 5: Solve for x
    x = 139,334,622.96/13,466.08
  6. Step 6: Final answer
    x = 10,347.08

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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.