Home / 19,469.04-29,211.48-9,074.40

Finding the Fourth Proportional to 19,469.04, 29,211.48 and 9,074.40

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Solution

The fourth proportional to 19,469.04, 29,211.48 and 9,074.40 is: 13,615.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,469.04 : 29,211.48 = 9,074.40 : x
  2. Step 2: Convert to fraction form
    19,469.04/29,211.48 = 9,074.40/x
  3. Step 3: Cross multiply
    19,469.04x = 29,211.48 × 9,074.40
  4. Step 4: Simplify right side
    19,469.04x = 265,076,654.11
  5. Step 5: Solve for x
    x = 265,076,654.11/19,469.04
  6. Step 6: Final answer
    x = 13,615.29

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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.