Home / 13,023.02-19,536.36-4,255.72

Finding the Fourth Proportional to 13,023.02, 19,536.36 and 4,255.72

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Solution

The fourth proportional to 13,023.02, 19,536.36 and 4,255.72 is: 6,384.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.02 : 19,536.36 = 4,255.72 : x
  2. Step 2: Convert to fraction form
    13,023.02/19,536.36 = 4,255.72/x
  3. Step 3: Cross multiply
    13,023.02x = 19,536.36 × 4,255.72
  4. Step 4: Simplify right side
    13,023.02x = 83,141,277.98
  5. Step 5: Solve for x
    x = 83,141,277.98/13,023.02
  6. Step 6: Final answer
    x = 6,384.18

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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.