Home / 39,946.65-55,125.99-22,041.81

Finding the Fourth Proportional to 39,946.65, 55,125.99 and 22,041.81

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Solution

The fourth proportional to 39,946.65, 55,125.99 and 22,041.81 is: 30,417.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,946.65 : 55,125.99 = 22,041.81 : x
  2. Step 2: Convert to fraction form
    39,946.65/55,125.99 = 22,041.81/x
  3. Step 3: Cross multiply
    39,946.65x = 55,125.99 × 22,041.81
  4. Step 4: Simplify right side
    39,946.65x = 1,215,076,597.64
  5. Step 5: Solve for x
    x = 1,215,076,597.64/39,946.65
  6. Step 6: Final answer
    x = 30,417.48

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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.