Home / 18,023.40-24,856.74-16,973.64

Finding the Fourth Proportional to 18,023.40, 24,856.74 and 16,973.64

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Solution

The fourth proportional to 18,023.40, 24,856.74 and 16,973.64 is: 23,408.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023.40 : 24,856.74 = 16,973.64 : x
  2. Step 2: Convert to fraction form
    18,023.40/24,856.74 = 16,973.64/x
  3. Step 3: Cross multiply
    18,023.40x = 24,856.74 × 16,973.64
  4. Step 4: Simplify right side
    18,023.40x = 421,909,356.33
  5. Step 5: Solve for x
    x = 421,909,356.33/18,023.40
  6. Step 6: Final answer
    x = 23,408.98

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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.