Home / 39,803.94-54,929.88-22,807.84

Finding the Fourth Proportional to 39,803.94, 54,929.88 and 22,807.84

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Solution

The fourth proportional to 39,803.94, 54,929.88 and 22,807.84 is: 31,475.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,803.94 : 54,929.88 = 22,807.84 : x
  2. Step 2: Convert to fraction form
    39,803.94/54,929.88 = 22,807.84/x
  3. Step 3: Cross multiply
    39,803.94x = 54,929.88 × 22,807.84
  4. Step 4: Simplify right side
    39,803.94x = 1,252,831,914.26
  5. Step 5: Solve for x
    x = 1,252,831,914.26/39,803.94
  6. Step 6: Final answer
    x = 31,475.07

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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.