Home / 40,384.02-55,729.02-22,477.92

Finding the Fourth Proportional to 40,384.02, 55,729.02 and 22,477.92

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Solution

The fourth proportional to 40,384.02, 55,729.02 and 22,477.92 is: 31,019.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,384.02 : 55,729.02 = 22,477.92 : x
  2. Step 2: Convert to fraction form
    40,384.02/55,729.02 = 22,477.92/x
  3. Step 3: Cross multiply
    40,384.02x = 55,729.02 × 22,477.92
  4. Step 4: Simplify right side
    40,384.02x = 1,252,672,453.24
  5. Step 5: Solve for x
    x = 1,252,672,453.24/40,384.02
  6. Step 6: Final answer
    x = 31,019.01

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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.