Home / 19,101.90-26,360.20-10,603.52

Finding the Fourth Proportional to 19,101.90, 26,360.20 and 10,603.52

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Solution

The fourth proportional to 19,101.90, 26,360.20 and 10,603.52 is: 14,632.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,101.90 : 26,360.20 = 10,603.52 : x
  2. Step 2: Convert to fraction form
    19,101.90/26,360.20 = 10,603.52/x
  3. Step 3: Cross multiply
    19,101.90x = 26,360.20 × 10,603.52
  4. Step 4: Simplify right side
    19,101.90x = 279,510,907.90
  5. Step 5: Solve for x
    x = 279,510,907.90/19,101.90
  6. Step 6: Final answer
    x = 14,632.62

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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.