Home / 56,426.31-84,653.46-39,818.79

Finding the Fourth Proportional to 56,426.31, 84,653.46 and 39,818.79

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Solution

The fourth proportional to 56,426.31, 84,653.46 and 39,818.79 is: 59,738.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,426.31 : 84,653.46 = 39,818.79 : x
  2. Step 2: Convert to fraction form
    56,426.31/84,653.46 = 39,818.79/x
  3. Step 3: Cross multiply
    56,426.31x = 84,653.46 × 39,818.79
  4. Step 4: Simplify right side
    56,426.31x = 3,370,798,346.51
  5. Step 5: Solve for x
    x = 3,370,798,346.51/56,426.31
  6. Step 6: Final answer
    x = 59,738.06

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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.