Home / 39,387.26-59,080.60-9,804.90

Finding the Fourth Proportional to 39,387.26, 59,080.60 and 9,804.90

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Solution

The fourth proportional to 39,387.26, 59,080.60 and 9,804.90 is: 14,707.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,387.26 : 59,080.60 = 9,804.90 : x
  2. Step 2: Convert to fraction form
    39,387.26/59,080.60 = 9,804.90/x
  3. Step 3: Cross multiply
    39,387.26x = 59,080.60 × 9,804.90
  4. Step 4: Simplify right side
    39,387.26x = 579,279,374.94
  5. Step 5: Solve for x
    x = 579,279,374.94/39,387.26
  6. Step 6: Final answer
    x = 14,707.28

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1.5x scale

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.