Home / 18,023.32-27,035.34-4,875.76

Finding the Fourth Proportional to 18,023.32, 27,035.34 and 4,875.76

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Solution

The fourth proportional to 18,023.32, 27,035.34 and 4,875.76 is: 7,313.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,023.32 : 27,035.34 = 4,875.76 : x
  2. Step 2: Convert to fraction form
    18,023.32/27,035.34 = 4,875.76/x
  3. Step 3: Cross multiply
    18,023.32x = 27,035.34 × 4,875.76
  4. Step 4: Simplify right side
    18,023.32x = 131,817,829.36
  5. Step 5: Solve for x
    x = 131,817,829.36/18,023.32
  6. Step 6: Final answer
    x = 7,313.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.