Home / 14,810.73-20,438.07-8,840.22

Finding the Fourth Proportional to 14,810.73, 20,438.07 and 8,840.22

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Solution

The fourth proportional to 14,810.73, 20,438.07 and 8,840.22 is: 12,199.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,810.73 : 20,438.07 = 8,840.22 : x
  2. Step 2: Convert to fraction form
    14,810.73/20,438.07 = 8,840.22/x
  3. Step 3: Cross multiply
    14,810.73x = 20,438.07 × 8,840.22
  4. Step 4: Simplify right side
    14,810.73x = 180,677,090.07
  5. Step 5: Solve for x
    x = 180,677,090.07/14,810.73
  6. Step 6: Final answer
    x = 12,199.07

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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.