Home / 39,628.14-59,326.98-30,836.40

Finding the Fourth Proportional to 39,628.14, 59,326.98 and 30,836.40

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Solution

The fourth proportional to 39,628.14, 59,326.98 and 30,836.40 is: 46,164.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,628.14 : 59,326.98 = 30,836.40 : x
  2. Step 2: Convert to fraction form
    39,628.14/59,326.98 = 30,836.40/x
  3. Step 3: Cross multiply
    39,628.14x = 59,326.98 × 30,836.40
  4. Step 4: Simplify right side
    39,628.14x = 1,829,430,486.07
  5. Step 5: Solve for x
    x = 1,829,430,486.07/39,628.14
  6. Step 6: Final answer
    x = 46,164.93

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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.