Home / 52,116.02-78,173.44-12,673.16

Finding the Fourth Proportional to 52,116.02, 78,173.44 and 12,673.16

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Solution

The fourth proportional to 52,116.02, 78,173.44 and 12,673.16 is: 19,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,116.02 : 78,173.44 = 12,673.16 : x
  2. Step 2: Convert to fraction form
    52,116.02/78,173.44 = 12,673.16/x
  3. Step 3: Cross multiply
    52,116.02x = 78,173.44 × 12,673.16
  4. Step 4: Simplify right side
    52,116.02x = 990,704,512.87
  5. Step 5: Solve for x
    x = 990,704,512.87/52,116.02
  6. Step 6: Final answer
    x = 19,009.60

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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.