Home / 40,803.68-56,309.40-22,897.76

Finding the Fourth Proportional to 40,803.68, 56,309.40 and 22,897.76

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Solution

The fourth proportional to 40,803.68, 56,309.40 and 22,897.76 is: 31,599.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,803.68 : 56,309.40 = 22,897.76 : x
  2. Step 2: Convert to fraction form
    40,803.68/56,309.40 = 22,897.76/x
  3. Step 3: Cross multiply
    40,803.68x = 56,309.40 × 22,897.76
  4. Step 4: Simplify right side
    40,803.68x = 1,289,359,126.94
  5. Step 5: Solve for x
    x = 1,289,359,126.94/40,803.68
  6. Step 6: Final answer
    x = 31,599.09

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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.