Home / 19,101.19-26,359.55-10,603.42

Finding the Fourth Proportional to 19,101.19, 26,359.55 and 10,603.42

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Solution

The fourth proportional to 19,101.19, 26,359.55 and 10,603.42 is: 14,632.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,101.19 : 26,359.55 = 10,603.42 : x
  2. Step 2: Convert to fraction form
    19,101.19/26,359.55 = 10,603.42/x
  3. Step 3: Cross multiply
    19,101.19x = 26,359.55 × 10,603.42
  4. Step 4: Simplify right side
    19,101.19x = 279,501,379.66
  5. Step 5: Solve for x
    x = 279,501,379.66/19,101.19
  6. Step 6: Final answer
    x = 14,632.67

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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.