Home / 62,845.02-86,730.30-35,991.18

Finding the Fourth Proportional to 62,845.02, 86,730.30 and 35,991.18

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Solution

The fourth proportional to 62,845.02, 86,730.30 and 35,991.18 is: 49,670.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,845.02 : 86,730.30 = 35,991.18 : x
  2. Step 2: Convert to fraction form
    62,845.02/86,730.30 = 35,991.18/x
  3. Step 3: Cross multiply
    62,845.02x = 86,730.30 × 35,991.18
  4. Step 4: Simplify right side
    62,845.02x = 3,121,525,838.75
  5. Step 5: Solve for x
    x = 3,121,525,838.75/62,845.02
  6. Step 6: Final answer
    x = 49,670.22

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1.5x scale

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.