Home / 39,309.48-58,973.58-11,607.48

Finding the Fourth Proportional to 39,309.48, 58,973.58 and 11,607.48

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Solution

The fourth proportional to 39,309.48, 58,973.58 and 11,607.48 is: 17,413.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,309.48 : 58,973.58 = 11,607.48 : x
  2. Step 2: Convert to fraction form
    39,309.48/58,973.58 = 11,607.48/x
  3. Step 3: Cross multiply
    39,309.48x = 58,973.58 × 11,607.48
  4. Step 4: Simplify right side
    39,309.48x = 684,534,650.38
  5. Step 5: Solve for x
    x = 684,534,650.38/39,309.48
  6. Step 6: Final answer
    x = 17,413.98

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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.