Home / 13,093.95-19,643.99-4,328.86

Finding the Fourth Proportional to 13,093.95, 19,643.99 and 4,328.86

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Solution

The fourth proportional to 13,093.95, 19,643.99 and 4,328.86 is: 6,494.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093.95 : 19,643.99 = 4,328.86 : x
  2. Step 2: Convert to fraction form
    13,093.95/19,643.99 = 4,328.86/x
  3. Step 3: Cross multiply
    13,093.95x = 19,643.99 × 4,328.86
  4. Step 4: Simplify right side
    13,093.95x = 85,036,082.55
  5. Step 5: Solve for x
    x = 85,036,082.55/13,093.95
  6. Step 6: Final answer
    x = 6,494.30

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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.