Home / 19,100.96-26,358.64-10,603.45

Finding the Fourth Proportional to 19,100.96, 26,358.64 and 10,603.45

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Solution

The fourth proportional to 19,100.96, 26,358.64 and 10,603.45 is: 14,632.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,100.96 : 26,358.64 = 10,603.45 : x
  2. Step 2: Convert to fraction form
    19,100.96/26,358.64 = 10,603.45/x
  3. Step 3: Cross multiply
    19,100.96x = 26,358.64 × 10,603.45
  4. Step 4: Simplify right side
    19,100.96x = 279,492,428.90
  5. Step 5: Solve for x
    x = 279,492,428.90/19,100.96
  6. Step 6: Final answer
    x = 14,632.38

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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.