Home / 30,479.56-41,968.33-26,681.47

Finding the Fourth Proportional to 30,479.56, 41,968.33 and 26,681.47

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Solution

The fourth proportional to 30,479.56, 41,968.33 and 26,681.47 is: 36,738.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,479.56 : 41,968.33 = 26,681.47 : x
  2. Step 2: Convert to fraction form
    30,479.56/41,968.33 = 26,681.47/x
  3. Step 3: Cross multiply
    30,479.56x = 41,968.33 × 26,681.47
  4. Step 4: Simplify right side
    30,479.56x = 1,119,776,737.85
  5. Step 5: Solve for x
    x = 1,119,776,737.85/30,479.56
  6. Step 6: Final answer
    x = 36,738.61

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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.