Home / 14,054.40-19,358.70-9,797.84

Finding the Fourth Proportional to 14,054.40, 19,358.70 and 9,797.84

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Solution

The fourth proportional to 14,054.40, 19,358.70 and 9,797.84 is: 13,495.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.40 : 19,358.70 = 9,797.84 : x
  2. Step 2: Convert to fraction form
    14,054.40/19,358.70 = 9,797.84/x
  3. Step 3: Cross multiply
    14,054.40x = 19,358.70 × 9,797.84
  4. Step 4: Simplify right side
    14,054.40x = 189,673,445.21
  5. Step 5: Solve for x
    x = 189,673,445.21/14,054.40
  6. Step 6: Final answer
    x = 13,495.66

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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.