Home / 19,071.32-26,328.33-14,812.85

Finding the Fourth Proportional to 19,071.32, 26,328.33 and 14,812.85

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Solution

The fourth proportional to 19,071.32, 26,328.33 and 14,812.85 is: 20,449.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,071.32 : 26,328.33 = 14,812.85 : x
  2. Step 2: Convert to fraction form
    19,071.32/26,328.33 = 14,812.85/x
  3. Step 3: Cross multiply
    19,071.32x = 26,328.33 × 14,812.85
  4. Step 4: Simplify right side
    19,071.32x = 389,997,573.98
  5. Step 5: Solve for x
    x = 389,997,573.98/19,071.32
  6. Step 6: Final answer
    x = 20,449.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.