Home / 14,047.20-19,384.56-9,004.32

Finding the Fourth Proportional to 14,047.20, 19,384.56 and 9,004.32

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Solution

The fourth proportional to 14,047.20, 19,384.56 and 9,004.32 is: 12,425.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047.20 : 19,384.56 = 9,004.32 : x
  2. Step 2: Convert to fraction form
    14,047.20/19,384.56 = 9,004.32/x
  3. Step 3: Cross multiply
    14,047.20x = 19,384.56 × 9,004.32
  4. Step 4: Simplify right side
    14,047.20x = 174,544,781.30
  5. Step 5: Solve for x
    x = 174,544,781.30/14,047.20
  6. Step 6: Final answer
    x = 12,425.59

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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.