Home / 19,023.48-28,536.84-4,983.45

Finding the Fourth Proportional to 19,023.48, 28,536.84 and 4,983.45

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Solution

The fourth proportional to 19,023.48, 28,536.84 and 4,983.45 is: 7,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.48 : 28,536.84 = 4,983.45 : x
  2. Step 2: Convert to fraction form
    19,023.48/28,536.84 = 4,983.45/x
  3. Step 3: Cross multiply
    19,023.48x = 28,536.84 × 4,983.45
  4. Step 4: Simplify right side
    19,023.48x = 142,211,915.30
  5. Step 5: Solve for x
    x = 142,211,915.30/19,023.48
  6. Step 6: Final answer
    x = 7,475.60

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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.