Home / 35,187.83-48,559.55-21,040.67

Finding the Fourth Proportional to 35,187.83, 48,559.55 and 21,040.67

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Solution

The fourth proportional to 35,187.83, 48,559.55 and 21,040.67 is: 29,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,187.83 : 48,559.55 = 21,040.67 : x
  2. Step 2: Convert to fraction form
    35,187.83/48,559.55 = 21,040.67/x
  3. Step 3: Cross multiply
    35,187.83x = 48,559.55 × 21,040.67
  4. Step 4: Simplify right side
    35,187.83x = 1,021,725,361.70
  5. Step 5: Solve for x
    x = 1,021,725,361.70/35,187.83
  6. Step 6: Final answer
    x = 29,036.33

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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.