Home / 26,398.37-39,597.55-10,603.40

Finding the Fourth Proportional to 26,398.37, 39,597.55 and 10,603.40

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Solution

The fourth proportional to 26,398.37, 39,597.55 and 10,603.40 is: 15,905.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,398.37 : 39,597.55 = 10,603.40 : x
  2. Step 2: Convert to fraction form
    26,398.37/39,597.55 = 10,603.40/x
  3. Step 3: Cross multiply
    26,398.37x = 39,597.55 × 10,603.40
  4. Step 4: Simplify right side
    26,398.37x = 419,868,437.17
  5. Step 5: Solve for x
    x = 419,868,437.17/26,398.37
  6. Step 6: Final answer
    x = 15,905.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.