Home / 13,892.73-20,834.76-4,656.57

Finding the Fourth Proportional to 13,892.73, 20,834.76 and 4,656.57

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Solution

The fourth proportional to 13,892.73, 20,834.76 and 4,656.57 is: 6,983.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,892.73 : 20,834.76 = 4,656.57 : x
  2. Step 2: Convert to fraction form
    13,892.73/20,834.76 = 4,656.57/x
  3. Step 3: Cross multiply
    13,892.73x = 20,834.76 × 4,656.57
  4. Step 4: Simplify right side
    13,892.73x = 97,018,518.37
  5. Step 5: Solve for x
    x = 97,018,518.37/13,892.73
  6. Step 6: Final answer
    x = 6,983.40

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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.