Home / 40,331.76-60,458.76-19,266.09

Finding the Fourth Proportional to 40,331.76, 60,458.76 and 19,266.09

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Solution

The fourth proportional to 40,331.76, 60,458.76 and 19,266.09 is: 28,880.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,331.76 : 60,458.76 = 19,266.09 : x
  2. Step 2: Convert to fraction form
    40,331.76/60,458.76 = 19,266.09/x
  3. Step 3: Cross multiply
    40,331.76x = 60,458.76 × 19,266.09
  4. Step 4: Simplify right side
    40,331.76x = 1,164,803,911.45
  5. Step 5: Solve for x
    x = 1,164,803,911.45/40,331.76
  6. Step 6: Final answer
    x = 28,880.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.