Home / 53,034.06-73,186.41-39,482.70

Finding the Fourth Proportional to 53,034.06, 73,186.41 and 39,482.70

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Solution

The fourth proportional to 53,034.06, 73,186.41 and 39,482.70 is: 54,485.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,034.06 : 73,186.41 = 39,482.70 : x
  2. Step 2: Convert to fraction form
    53,034.06/73,186.41 = 39,482.70/x
  3. Step 3: Cross multiply
    53,034.06x = 73,186.41 × 39,482.70
  4. Step 4: Simplify right side
    53,034.06x = 2,889,596,943.72
  5. Step 5: Solve for x
    x = 2,889,596,943.72/53,034.06
  6. Step 6: Final answer
    x = 54,485.68

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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.