Home / 25,052.68-34,536.54-20,328.76

Finding the Fourth Proportional to 25,052.68, 34,536.54 and 20,328.76

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Solution

The fourth proportional to 25,052.68, 34,536.54 and 20,328.76 is: 28,024.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,052.68 : 34,536.54 = 20,328.76 : x
  2. Step 2: Convert to fraction form
    25,052.68/34,536.54 = 20,328.76/x
  3. Step 3: Cross multiply
    25,052.68x = 34,536.54 × 20,328.76
  4. Step 4: Simplify right side
    25,052.68x = 702,085,032.89
  5. Step 5: Solve for x
    x = 702,085,032.89/25,052.68
  6. Step 6: Final answer
    x = 28,024.35

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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.