Home / 13,925.86-20,894.93-5,622.08

Finding the Fourth Proportional to 13,925.86, 20,894.93 and 5,622.08

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Solution

The fourth proportional to 13,925.86, 20,894.93 and 5,622.08 is: 8,435.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925.86 : 20,894.93 = 5,622.08 : x
  2. Step 2: Convert to fraction form
    13,925.86/20,894.93 = 5,622.08/x
  3. Step 3: Cross multiply
    13,925.86x = 20,894.93 × 5,622.08
  4. Step 4: Simplify right side
    13,925.86x = 117,472,856.55
  5. Step 5: Solve for x
    x = 117,472,856.55/13,925.86
  6. Step 6: Final answer
    x = 8,435.59

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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.