Home / 40,011.04-55,215.36-22,106.56

Finding the Fourth Proportional to 40,011.04, 55,215.36 and 22,106.56

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Solution

The fourth proportional to 40,011.04, 55,215.36 and 22,106.56 is: 30,507.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,011.04 : 55,215.36 = 22,106.56 : x
  2. Step 2: Convert to fraction form
    40,011.04/55,215.36 = 22,106.56/x
  3. Step 3: Cross multiply
    40,011.04x = 55,215.36 × 22,106.56
  4. Step 4: Simplify right side
    40,011.04x = 1,220,621,668.76
  5. Step 5: Solve for x
    x = 1,220,621,668.76/40,011.04
  6. Step 6: Final answer
    x = 30,507.12

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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.