Home / 13,436.94-20,158.76-4,671.93

Finding the Fourth Proportional to 13,436.94, 20,158.76 and 4,671.93

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Solution

The fourth proportional to 13,436.94, 20,158.76 and 4,671.93 is: 7,009.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,436.94 : 20,158.76 = 4,671.93 : x
  2. Step 2: Convert to fraction form
    13,436.94/20,158.76 = 4,671.93/x
  3. Step 3: Cross multiply
    13,436.94x = 20,158.76 × 4,671.93
  4. Step 4: Simplify right side
    13,436.94x = 94,180,315.61
  5. Step 5: Solve for x
    x = 94,180,315.61/13,436.94
  6. Step 6: Final answer
    x = 7,009.06

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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.