Home / 53,226.50-73,450.10-30,549.54

Finding the Fourth Proportional to 53,226.50, 73,450.10 and 30,549.54

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Solution

The fourth proportional to 53,226.50, 73,450.10 and 30,549.54 is: 42,156.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,226.50 : 73,450.10 = 30,549.54 : x
  2. Step 2: Convert to fraction form
    53,226.50/73,450.10 = 30,549.54/x
  3. Step 3: Cross multiply
    53,226.50x = 73,450.10 × 30,549.54
  4. Step 4: Simplify right side
    53,226.50x = 2,243,866,477.08
  5. Step 5: Solve for x
    x = 2,243,866,477.08/53,226.50
  6. Step 6: Final answer
    x = 42,156.94

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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.