Home / 19,410.55-29,109.58-6,259.84

Finding the Fourth Proportional to 19,410.55, 29,109.58 and 6,259.84

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Solution

The fourth proportional to 19,410.55, 29,109.58 and 6,259.84 is: 9,387.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,410.55 : 29,109.58 = 6,259.84 : x
  2. Step 2: Convert to fraction form
    19,410.55/29,109.58 = 6,259.84/x
  3. Step 3: Cross multiply
    19,410.55x = 29,109.58 × 6,259.84
  4. Step 4: Simplify right side
    19,410.55x = 182,221,313.27
  5. Step 5: Solve for x
    x = 182,221,313.27/19,410.55
  6. Step 6: Final answer
    x = 9,387.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.