Home / 54,840.65-75,681.47-33,631.61

Finding the Fourth Proportional to 54,840.65, 75,681.47 and 33,631.61

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Solution

The fourth proportional to 54,840.65, 75,681.47 and 33,631.61 is: 46,412.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,840.65 : 75,681.47 = 33,631.61 : x
  2. Step 2: Convert to fraction form
    54,840.65/75,681.47 = 33,631.61/x
  3. Step 3: Cross multiply
    54,840.65x = 75,681.47 × 33,631.61
  4. Step 4: Simplify right side
    54,840.65x = 2,545,289,388.94
  5. Step 5: Solve for x
    x = 2,545,289,388.94/54,840.65
  6. Step 6: Final answer
    x = 46,412.46

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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.