Home / 14,035.61-21,068.58-12,485.54

Finding the Fourth Proportional to 14,035.61, 21,068.58 and 12,485.54

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Solution

The fourth proportional to 14,035.61, 21,068.58 and 12,485.54 is: 18,741.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.61 : 21,068.58 = 12,485.54 : x
  2. Step 2: Convert to fraction form
    14,035.61/21,068.58 = 12,485.54/x
  3. Step 3: Cross multiply
    14,035.61x = 21,068.58 × 12,485.54
  4. Step 4: Simplify right side
    14,035.61x = 263,052,598.33
  5. Step 5: Solve for x
    x = 263,052,598.33/14,035.61
  6. Step 6: Final answer
    x = 18,741.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.