Home / 40,803.76-56,308.24-22,898.30

Finding the Fourth Proportional to 40,803.76, 56,308.24 and 22,898.30

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Solution

The fourth proportional to 40,803.76, 56,308.24 and 22,898.30 is: 31,599.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,803.76 : 56,308.24 = 22,898.30 : x
  2. Step 2: Convert to fraction form
    40,803.76/56,308.24 = 22,898.30/x
  3. Step 3: Cross multiply
    40,803.76x = 56,308.24 × 22,898.30
  4. Step 4: Simplify right side
    40,803.76x = 1,289,362,971.99
  5. Step 5: Solve for x
    x = 1,289,362,971.99/40,803.76
  6. Step 6: Final answer
    x = 31,599.12

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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.