Home / 39,605.93-59,412-11,526.36

Finding the Fourth Proportional to 39,605.93, 59,412 and 11,526.36

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Solution

The fourth proportional to 39,605.93, 59,412 and 11,526.36 is: 17,290.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,605.93 : 59,412 = 11,526.36 : x
  2. Step 2: Convert to fraction form
    39,605.93/59,412 = 11,526.36/x
  3. Step 3: Cross multiply
    39,605.93x = 59,412 × 11,526.36
  4. Step 4: Simplify right side
    39,605.93x = 684,804,100.32
  5. Step 5: Solve for x
    x = 684,804,100.32/39,605.93
  6. Step 6: Final answer
    x = 17,290.45

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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.