Home / 19,754.55-27,283.91-14,400.86

Finding the Fourth Proportional to 19,754.55, 27,283.91 and 14,400.86

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Solution

The fourth proportional to 19,754.55, 27,283.91 and 14,400.86 is: 19,889.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,754.55 : 27,283.91 = 14,400.86 : x
  2. Step 2: Convert to fraction form
    19,754.55/27,283.91 = 14,400.86/x
  3. Step 3: Cross multiply
    19,754.55x = 27,283.91 × 14,400.86
  4. Step 4: Simplify right side
    19,754.55x = 392,911,559.74
  5. Step 5: Solve for x
    x = 392,911,559.74/19,754.55
  6. Step 6: Final answer
    x = 19,889.67

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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.