Home / 13,854.95-20,777.06-4,492.72

Finding the Fourth Proportional to 13,854.95, 20,777.06 and 4,492.72

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Solution

The fourth proportional to 13,854.95, 20,777.06 and 4,492.72 is: 6,737.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,854.95 : 20,777.06 = 4,492.72 : x
  2. Step 2: Convert to fraction form
    13,854.95/20,777.06 = 4,492.72/x
  3. Step 3: Cross multiply
    13,854.95x = 20,777.06 × 4,492.72
  4. Step 4: Simplify right side
    13,854.95x = 93,345,408.06
  5. Step 5: Solve for x
    x = 93,345,408.06/13,854.95
  6. Step 6: Final answer
    x = 6,737.33

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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.