Home / 25,953.67-35,780.29-19,577.35

Finding the Fourth Proportional to 25,953.67, 35,780.29 and 19,577.35

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Solution

The fourth proportional to 25,953.67, 35,780.29 and 19,577.35 is: 26,989.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,953.67 : 35,780.29 = 19,577.35 : x
  2. Step 2: Convert to fraction form
    25,953.67/35,780.29 = 19,577.35/x
  3. Step 3: Cross multiply
    25,953.67x = 35,780.29 × 19,577.35
  4. Step 4: Simplify right side
    25,953.67x = 700,483,260.43
  5. Step 5: Solve for x
    x = 700,483,260.43/25,953.67
  6. Step 6: Final answer
    x = 26,989.76

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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.