Home / 26,430.41-39,567.84-17,643.53

Finding the Fourth Proportional to 26,430.41, 39,567.84 and 17,643.53

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Solution

The fourth proportional to 26,430.41, 39,567.84 and 17,643.53 is: 26,413.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,430.41 : 39,567.84 = 17,643.53 : x
  2. Step 2: Convert to fraction form
    26,430.41/39,567.84 = 17,643.53/x
  3. Step 3: Cross multiply
    26,430.41x = 39,567.84 × 17,643.53
  4. Step 4: Simplify right side
    26,430.41x = 698,116,174.24
  5. Step 5: Solve for x
    x = 698,116,174.24/26,430.41
  6. Step 6: Final answer
    x = 26,413.37

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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.