Home / 12,374.02-17,061.80-8,600.42

Finding the Fourth Proportional to 12,374.02, 17,061.80 and 8,600.42

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Solution

The fourth proportional to 12,374.02, 17,061.80 and 8,600.42 is: 11,858.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374.02 : 17,061.80 = 8,600.42 : x
  2. Step 2: Convert to fraction form
    12,374.02/17,061.80 = 8,600.42/x
  3. Step 3: Cross multiply
    12,374.02x = 17,061.80 × 8,600.42
  4. Step 4: Simplify right side
    12,374.02x = 146,738,602.95
  5. Step 5: Solve for x
    x = 146,738,602.95/12,374.02
  6. Step 6: Final answer
    x = 11,858.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.