Home / 14,693.19-20,278.46-9,105.03

Finding the Fourth Proportional to 14,693.19, 20,278.46 and 9,105.03

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Solution

The fourth proportional to 14,693.19, 20,278.46 and 9,105.03 is: 12,566.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,693.19 : 20,278.46 = 9,105.03 : x
  2. Step 2: Convert to fraction form
    14,693.19/20,278.46 = 9,105.03/x
  3. Step 3: Cross multiply
    14,693.19x = 20,278.46 × 9,105.03
  4. Step 4: Simplify right side
    14,693.19x = 184,635,941.13
  5. Step 5: Solve for x
    x = 184,635,941.13/14,693.19
  6. Step 6: Final answer
    x = 12,566.09

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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.