Home / 19,031.48-28,536.74-5,880.20

Finding the Fourth Proportional to 19,031.48, 28,536.74 and 5,880.20

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Solution

The fourth proportional to 19,031.48, 28,536.74 and 5,880.20 is: 8,817.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031.48 : 28,536.74 = 5,880.20 : x
  2. Step 2: Convert to fraction form
    19,031.48/28,536.74 = 5,880.20/x
  3. Step 3: Cross multiply
    19,031.48x = 28,536.74 × 5,880.20
  4. Step 4: Simplify right side
    19,031.48x = 167,801,738.55
  5. Step 5: Solve for x
    x = 167,801,738.55/19,031.48
  6. Step 6: Final answer
    x = 8,817.06

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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.