Home / 19,607.54-27,051.03-12,047.81

Finding the Fourth Proportional to 19,607.54, 27,051.03 and 12,047.81

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Solution

The fourth proportional to 19,607.54, 27,051.03 and 12,047.81 is: 16,621.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,607.54 : 27,051.03 = 12,047.81 : x
  2. Step 2: Convert to fraction form
    19,607.54/27,051.03 = 12,047.81/x
  3. Step 3: Cross multiply
    19,607.54x = 27,051.03 × 12,047.81
  4. Step 4: Simplify right side
    19,607.54x = 325,905,534.49
  5. Step 5: Solve for x
    x = 325,905,534.49/19,607.54
  6. Step 6: Final answer
    x = 16,621.44

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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.