Home / 25,649.13-35,410.53-19,551.50

Finding the Fourth Proportional to 25,649.13, 35,410.53 and 19,551.50

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Solution

The fourth proportional to 25,649.13, 35,410.53 and 19,551.50 is: 26,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,649.13 : 35,410.53 = 19,551.50 : x
  2. Step 2: Convert to fraction form
    25,649.13/35,410.53 = 19,551.50/x
  3. Step 3: Cross multiply
    25,649.13x = 35,410.53 × 19,551.50
  4. Step 4: Simplify right side
    25,649.13x = 692,328,968.06
  5. Step 5: Solve for x
    x = 692,328,968.06/25,649.13
  6. Step 6: Final answer
    x = 26,992.30

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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.