Home / 35,836.02-49,445.64-21,685.86

Finding the Fourth Proportional to 35,836.02, 49,445.64 and 21,685.86

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Solution

The fourth proportional to 35,836.02, 49,445.64 and 21,685.86 is: 29,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,836.02 : 49,445.64 = 21,685.86 : x
  2. Step 2: Convert to fraction form
    35,836.02/49,445.64 = 21,685.86/x
  3. Step 3: Cross multiply
    35,836.02x = 49,445.64 × 21,685.86
  4. Step 4: Simplify right side
    35,836.02x = 1,072,271,226.65
  5. Step 5: Solve for x
    x = 1,072,271,226.65/35,836.02
  6. Step 6: Final answer
    x = 29,921.60

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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.