Home / 39,751.02-54,836.19-30,303.18

Finding the Fourth Proportional to 39,751.02, 54,836.19 and 30,303.18

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Solution

The fourth proportional to 39,751.02, 54,836.19 and 30,303.18 is: 41,802.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,751.02 : 54,836.19 = 30,303.18 : x
  2. Step 2: Convert to fraction form
    39,751.02/54,836.19 = 30,303.18/x
  3. Step 3: Cross multiply
    39,751.02x = 54,836.19 × 30,303.18
  4. Step 4: Simplify right side
    39,751.02x = 1,661,710,936.08
  5. Step 5: Solve for x
    x = 1,661,710,936.08/39,751.02
  6. Step 6: Final answer
    x = 41,802.98

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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.