Home / 18,569.85-25,627.05-13,277.31

Finding the Fourth Proportional to 18,569.85, 25,627.05 and 13,277.31

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Solution

The fourth proportional to 18,569.85, 25,627.05 and 13,277.31 is: 18,323.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569.85 : 25,627.05 = 13,277.31 : x
  2. Step 2: Convert to fraction form
    18,569.85/25,627.05 = 13,277.31/x
  3. Step 3: Cross multiply
    18,569.85x = 25,627.05 × 13,277.31
  4. Step 4: Simplify right side
    18,569.85x = 340,258,287.24
  5. Step 5: Solve for x
    x = 340,258,287.24/18,569.85
  6. Step 6: Final answer
    x = 18,323.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.