Home / 14,810.06-20,436.36-8,840.90

Finding the Fourth Proportional to 14,810.06, 20,436.36 and 8,840.90

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Solution

The fourth proportional to 14,810.06, 20,436.36 and 8,840.90 is: 12,199.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,810.06 : 20,436.36 = 8,840.90 : x
  2. Step 2: Convert to fraction form
    14,810.06/20,436.36 = 8,840.90/x
  3. Step 3: Cross multiply
    14,810.06x = 20,436.36 × 8,840.90
  4. Step 4: Simplify right side
    14,810.06x = 180,675,815.12
  5. Step 5: Solve for x
    x = 180,675,815.12/14,810.06
  6. Step 6: Final answer
    x = 12,199.53

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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.