Home / 18,656.34-27,848.01-16,442.07

Finding the Fourth Proportional to 18,656.34, 27,848.01 and 16,442.07

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Solution

The fourth proportional to 18,656.34, 27,848.01 and 16,442.07 is: 24,542.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,656.34 : 27,848.01 = 16,442.07 : x
  2. Step 2: Convert to fraction form
    18,656.34/27,848.01 = 16,442.07/x
  3. Step 3: Cross multiply
    18,656.34x = 27,848.01 × 16,442.07
  4. Step 4: Simplify right side
    18,656.34x = 457,878,929.78
  5. Step 5: Solve for x
    x = 457,878,929.78/18,656.34
  6. Step 6: Final answer
    x = 24,542.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.