Home / 20,302.85-30,453.95-6,071.36

Finding the Fourth Proportional to 20,302.85, 30,453.95 and 6,071.36

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Solution

The fourth proportional to 20,302.85, 30,453.95 and 6,071.36 is: 9,106.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,302.85 : 30,453.95 = 6,071.36 : x
  2. Step 2: Convert to fraction form
    20,302.85/30,453.95 = 6,071.36/x
  3. Step 3: Cross multiply
    20,302.85x = 30,453.95 × 6,071.36
  4. Step 4: Simplify right side
    20,302.85x = 184,896,893.87
  5. Step 5: Solve for x
    x = 184,896,893.87/20,302.85
  6. Step 6: Final answer
    x = 9,106.94

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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.