Home / 40,856.99-56,383.40-22,709.41

Finding the Fourth Proportional to 40,856.99, 56,383.40 and 22,709.41

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Solution

The fourth proportional to 40,856.99, 56,383.40 and 22,709.41 is: 31,339.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,856.99 : 56,383.40 = 22,709.41 : x
  2. Step 2: Convert to fraction form
    40,856.99/56,383.40 = 22,709.41/x
  3. Step 3: Cross multiply
    40,856.99x = 56,383.40 × 22,709.41
  4. Step 4: Simplify right side
    40,856.99x = 1,280,433,663.61
  5. Step 5: Solve for x
    x = 1,280,433,663.61/40,856.99
  6. Step 6: Final answer
    x = 31,339.41

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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.