Home / 25,360.65-38,020.37-10,580.58

Finding the Fourth Proportional to 25,360.65, 38,020.37 and 10,580.58

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Solution

The fourth proportional to 25,360.65, 38,020.37 and 10,580.58 is: 15,862.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,360.65 : 38,020.37 = 10,580.58 : x
  2. Step 2: Convert to fraction form
    25,360.65/38,020.37 = 10,580.58/x
  3. Step 3: Cross multiply
    25,360.65x = 38,020.37 × 10,580.58
  4. Step 4: Simplify right side
    25,360.65x = 402,277,513.51
  5. Step 5: Solve for x
    x = 402,277,513.51/25,360.65
  6. Step 6: Final answer
    x = 15,862.27

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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.