Home / 14,174.04-19,560.26-7,800.45

Finding the Fourth Proportional to 14,174.04, 19,560.26 and 7,800.45

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Solution

The fourth proportional to 14,174.04, 19,560.26 and 7,800.45 is: 10,764.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,174.04 : 19,560.26 = 7,800.45 : x
  2. Step 2: Convert to fraction form
    14,174.04/19,560.26 = 7,800.45/x
  3. Step 3: Cross multiply
    14,174.04x = 19,560.26 × 7,800.45
  4. Step 4: Simplify right side
    14,174.04x = 152,578,830.12
  5. Step 5: Solve for x
    x = 152,578,830.12/14,174.04
  6. Step 6: Final answer
    x = 10,764.67

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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.