Home / 25,417.23-38,133.77-11,389.25

Finding the Fourth Proportional to 25,417.23, 38,133.77 and 11,389.25

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Solution

The fourth proportional to 25,417.23, 38,133.77 and 11,389.25 is: 17,087.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,417.23 : 38,133.77 = 11,389.25 : x
  2. Step 2: Convert to fraction form
    25,417.23/38,133.77 = 11,389.25/x
  3. Step 3: Cross multiply
    25,417.23x = 38,133.77 × 11,389.25
  4. Step 4: Simplify right side
    25,417.23x = 434,314,792.36
  5. Step 5: Solve for x
    x = 434,314,792.36/25,417.23
  6. Step 6: Final answer
    x = 17,087.42

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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.