Home / 25,030.29-34,485.15-20,546.94

Finding the Fourth Proportional to 25,030.29, 34,485.15 and 20,546.94

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Solution

The fourth proportional to 25,030.29, 34,485.15 and 20,546.94 is: 28,308.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,030.29 : 34,485.15 = 20,546.94 : x
  2. Step 2: Convert to fraction form
    25,030.29/34,485.15 = 20,546.94/x
  3. Step 3: Cross multiply
    25,030.29x = 34,485.15 × 20,546.94
  4. Step 4: Simplify right side
    25,030.29x = 708,564,307.94
  5. Step 5: Solve for x
    x = 708,564,307.94/25,030.29
  6. Step 6: Final answer
    x = 28,308.27

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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.