Home / 39,619.77-59,449.01-17,430.38

Finding the Fourth Proportional to 39,619.77, 59,449.01 and 17,430.38

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Solution

The fourth proportional to 39,619.77, 59,449.01 and 17,430.38 is: 26,154.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,619.77 : 59,449.01 = 17,430.38 : x
  2. Step 2: Convert to fraction form
    39,619.77/59,449.01 = 17,430.38/x
  3. Step 3: Cross multiply
    39,619.77x = 59,449.01 × 17,430.38
  4. Step 4: Simplify right side
    39,619.77x = 1,036,218,450.53
  5. Step 5: Solve for x
    x = 1,036,218,450.53/39,619.77
  6. Step 6: Final answer
    x = 26,154.08

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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.