Home / 19,031.25-28,549.60-5,884.64

Finding the Fourth Proportional to 19,031.25, 28,549.60 and 5,884.64

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Solution

The fourth proportional to 19,031.25, 28,549.60 and 5,884.64 is: 8,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031.25 : 28,549.60 = 5,884.64 : x
  2. Step 2: Convert to fraction form
    19,031.25/28,549.60 = 5,884.64/x
  3. Step 3: Cross multiply
    19,031.25x = 28,549.60 × 5,884.64
  4. Step 4: Simplify right side
    19,031.25x = 168,004,118.14
  5. Step 5: Solve for x
    x = 168,004,118.14/19,031.25
  6. Step 6: Final answer
    x = 8,827.80

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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.