Home / 19,024.40-28,536.60-15,525.20

Finding the Fourth Proportional to 19,024.40, 28,536.60 and 15,525.20

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Solution

The fourth proportional to 19,024.40, 28,536.60 and 15,525.20 is: 23,287.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,024.40 : 28,536.60 = 15,525.20 : x
  2. Step 2: Convert to fraction form
    19,024.40/28,536.60 = 15,525.20/x
  3. Step 3: Cross multiply
    19,024.40x = 28,536.60 × 15,525.20
  4. Step 4: Simplify right side
    19,024.40x = 443,036,422.32
  5. Step 5: Solve for x
    x = 443,036,422.32/19,024.40
  6. Step 6: Final answer
    x = 23,287.80

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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.