Home / 14,004.12-19,335.18-9,805.08

Finding the Fourth Proportional to 14,004.12, 19,335.18 and 9,805.08

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Solution

The fourth proportional to 14,004.12, 19,335.18 and 9,805.08 is: 13,537.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.12 : 19,335.18 = 9,805.08 : x
  2. Step 2: Convert to fraction form
    14,004.12/19,335.18 = 9,805.08/x
  3. Step 3: Cross multiply
    14,004.12x = 19,335.18 × 9,805.08
  4. Step 4: Simplify right side
    14,004.12x = 189,582,986.71
  5. Step 5: Solve for x
    x = 189,582,986.71/14,004.12
  6. Step 6: Final answer
    x = 13,537.66

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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.