Home / 35,515.40-53,222.30-26,081.39

Finding the Fourth Proportional to 35,515.40, 53,222.30 and 26,081.39

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Solution

The fourth proportional to 35,515.40, 53,222.30 and 26,081.39 is: 39,084.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,515.40 : 53,222.30 = 26,081.39 : x
  2. Step 2: Convert to fraction form
    35,515.40/53,222.30 = 26,081.39/x
  3. Step 3: Cross multiply
    35,515.40x = 53,222.30 × 26,081.39
  4. Step 4: Simplify right side
    35,515.40x = 1,388,111,663.45
  5. Step 5: Solve for x
    x = 1,388,111,663.45/35,515.40
  6. Step 6: Final answer
    x = 39,084.79

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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.