Home / 14,058.52-21,077.36-8,510.55

Finding the Fourth Proportional to 14,058.52, 21,077.36 and 8,510.55

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Solution

The fourth proportional to 14,058.52, 21,077.36 and 8,510.55 is: 12,759.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058.52 : 21,077.36 = 8,510.55 : x
  2. Step 2: Convert to fraction form
    14,058.52/21,077.36 = 8,510.55/x
  3. Step 3: Cross multiply
    14,058.52x = 21,077.36 × 8,510.55
  4. Step 4: Simplify right side
    14,058.52x = 179,379,926.15
  5. Step 5: Solve for x
    x = 179,379,926.15/14,058.52
  6. Step 6: Final answer
    x = 12,759.52

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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.