Home / 19,588.20-29,386.04-6,444.36

Finding the Fourth Proportional to 19,588.20, 29,386.04 and 6,444.36

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Solution

The fourth proportional to 19,588.20, 29,386.04 and 6,444.36 is: 9,667.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.20 : 29,386.04 = 6,444.36 : x
  2. Step 2: Convert to fraction form
    19,588.20/29,386.04 = 6,444.36/x
  3. Step 3: Cross multiply
    19,588.20x = 29,386.04 × 6,444.36
  4. Step 4: Simplify right side
    19,588.20x = 189,374,220.73
  5. Step 5: Solve for x
    x = 189,374,220.73/19,588.20
  6. Step 6: Final answer
    x = 9,667.77

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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.