Home / 12,040.16-16,618.02-7,325.96

Finding the Fourth Proportional to 12,040.16, 16,618.02 and 7,325.96

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Solution

The fourth proportional to 12,040.16, 16,618.02 and 7,325.96 is: 10,111.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040.16 : 16,618.02 = 7,325.96 : x
  2. Step 2: Convert to fraction form
    12,040.16/16,618.02 = 7,325.96/x
  3. Step 3: Cross multiply
    12,040.16x = 16,618.02 × 7,325.96
  4. Step 4: Simplify right side
    12,040.16x = 121,742,991.34
  5. Step 5: Solve for x
    x = 121,742,991.34/12,040.16
  6. Step 6: Final answer
    x = 10,111.41

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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.