Home / 13,353.02-20,036.67-8,671.93

Finding the Fourth Proportional to 13,353.02, 20,036.67 and 8,671.93

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Solution

The fourth proportional to 13,353.02, 20,036.67 and 8,671.93 is: 13,012.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353.02 : 20,036.67 = 8,671.93 : x
  2. Step 2: Convert to fraction form
    13,353.02/20,036.67 = 8,671.93/x
  3. Step 3: Cross multiply
    13,353.02x = 20,036.67 × 8,671.93
  4. Step 4: Simplify right side
    13,353.02x = 173,756,599.67
  5. Step 5: Solve for x
    x = 173,756,599.67/13,353.02
  6. Step 6: Final answer
    x = 13,012.53

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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.