Home / 13,904.15-19,182.84-9,654.08

Finding the Fourth Proportional to 13,904.15, 19,182.84 and 9,654.08

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Solution

The fourth proportional to 13,904.15, 19,182.84 and 9,654.08 is: 13,319.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,904.15 : 19,182.84 = 9,654.08 : x
  2. Step 2: Convert to fraction form
    13,904.15/19,182.84 = 9,654.08/x
  3. Step 3: Cross multiply
    13,904.15x = 19,182.84 × 9,654.08
  4. Step 4: Simplify right side
    13,904.15x = 185,192,671.99
  5. Step 5: Solve for x
    x = 185,192,671.99/13,904.15
  6. Step 6: Final answer
    x = 13,319.24

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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.