Home / 25,442.18-35,103.03-16,490.06

Finding the Fourth Proportional to 25,442.18, 35,103.03 and 16,490.06

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Solution

The fourth proportional to 25,442.18, 35,103.03 and 16,490.06 is: 22,751.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,442.18 : 35,103.03 = 16,490.06 : x
  2. Step 2: Convert to fraction form
    25,442.18/35,103.03 = 16,490.06/x
  3. Step 3: Cross multiply
    25,442.18x = 35,103.03 × 16,490.06
  4. Step 4: Simplify right side
    25,442.18x = 578,851,070.88
  5. Step 5: Solve for x
    x = 578,851,070.88/25,442.18
  6. Step 6: Final answer
    x = 22,751.63

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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.