Home / 19,558.04-29,334.40-6,408.84

Finding the Fourth Proportional to 19,558.04, 29,334.40 and 6,408.84

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Solution

The fourth proportional to 19,558.04, 29,334.40 and 6,408.84 is: 9,612.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,558.04 : 29,334.40 = 6,408.84 : x
  2. Step 2: Convert to fraction form
    19,558.04/29,334.40 = 6,408.84/x
  3. Step 3: Cross multiply
    19,558.04x = 29,334.40 × 6,408.84
  4. Step 4: Simplify right side
    19,558.04x = 187,999,476.10
  5. Step 5: Solve for x
    x = 187,999,476.10/19,558.04
  6. Step 6: Final answer
    x = 9,612.39

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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.