Home / 40,803.84-56,309.40-23,819.76

Finding the Fourth Proportional to 40,803.84, 56,309.40 and 23,819.76

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Solution

The fourth proportional to 40,803.84, 56,309.40 and 23,819.76 is: 32,871.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,803.84 : 56,309.40 = 23,819.76 : x
  2. Step 2: Convert to fraction form
    40,803.84/56,309.40 = 23,819.76/x
  3. Step 3: Cross multiply
    40,803.84x = 56,309.40 × 23,819.76
  4. Step 4: Simplify right side
    40,803.84x = 1,341,276,393.74
  5. Step 5: Solve for x
    x = 1,341,276,393.74/40,803.84
  6. Step 6: Final answer
    x = 32,871.33

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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.