Home / 40,019.67-55,225.80-22,113.63

Finding the Fourth Proportional to 40,019.67, 55,225.80 and 22,113.63

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Solution

The fourth proportional to 40,019.67, 55,225.80 and 22,113.63 is: 30,516.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,019.67 : 55,225.80 = 22,113.63 : x
  2. Step 2: Convert to fraction form
    40,019.67/55,225.80 = 22,113.63/x
  3. Step 3: Cross multiply
    40,019.67x = 55,225.80 × 22,113.63
  4. Step 4: Simplify right side
    40,019.67x = 1,221,242,907.65
  5. Step 5: Solve for x
    x = 1,221,242,907.65/40,019.67
  6. Step 6: Final answer
    x = 30,516.07

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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.