Home / 12,054.08-16,635.36-7,862.24

Finding the Fourth Proportional to 12,054.08, 16,635.36 and 7,862.24

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Solution

The fourth proportional to 12,054.08, 16,635.36 and 7,862.24 is: 10,850.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,054.08 : 16,635.36 = 7,862.24 : x
  2. Step 2: Convert to fraction form
    12,054.08/16,635.36 = 7,862.24/x
  3. Step 3: Cross multiply
    12,054.08x = 16,635.36 × 7,862.24
  4. Step 4: Simplify right side
    12,054.08x = 130,791,192.81
  5. Step 5: Solve for x
    x = 130,791,192.81/12,054.08
  6. Step 6: Final answer
    x = 10,850.37

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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.