Home / 60,021.23-82,840.75-39,567.39

Finding the Fourth Proportional to 60,021.23, 82,840.75 and 39,567.39

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Solution

The fourth proportional to 60,021.23, 82,840.75 and 39,567.39 is: 54,610.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,021.23 : 82,840.75 = 39,567.39 : x
  2. Step 2: Convert to fraction form
    60,021.23/82,840.75 = 39,567.39/x
  3. Step 3: Cross multiply
    60,021.23x = 82,840.75 × 39,567.39
  4. Step 4: Simplify right side
    60,021.23x = 3,277,791,964.85
  5. Step 5: Solve for x
    x = 3,277,791,964.85/60,021.23
  6. Step 6: Final answer
    x = 54,610.55

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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.