Home / 39,685.90-59,528.84-30,927.36

Finding the Fourth Proportional to 39,685.90, 59,528.84 and 30,927.36

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Solution

The fourth proportional to 39,685.90, 59,528.84 and 30,927.36 is: 46,391.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,685.90 : 59,528.84 = 30,927.36 : x
  2. Step 2: Convert to fraction form
    39,685.90/59,528.84 = 30,927.36/x
  3. Step 3: Cross multiply
    39,685.90x = 59,528.84 × 30,927.36
  4. Step 4: Simplify right side
    39,685.90x = 1,841,069,865.06
  5. Step 5: Solve for x
    x = 1,841,069,865.06/39,685.90
  6. Step 6: Final answer
    x = 46,391.03

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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.