Home / 25,021.54-34,528.71-14,955.54

Finding the Fourth Proportional to 25,021.54, 34,528.71 and 14,955.54

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Solution

The fourth proportional to 25,021.54, 34,528.71 and 14,955.54 is: 20,638.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,021.54 : 34,528.71 = 14,955.54 : x
  2. Step 2: Convert to fraction form
    25,021.54/34,528.71 = 14,955.54/x
  3. Step 3: Cross multiply
    25,021.54x = 34,528.71 × 14,955.54
  4. Step 4: Simplify right side
    25,021.54x = 516,395,430.15
  5. Step 5: Solve for x
    x = 516,395,430.15/25,021.54
  6. Step 6: Final answer
    x = 20,638.03

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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.