Home / 35,688.38-53,528.36-10,728.41

Finding the Fourth Proportional to 35,688.38, 53,528.36 and 10,728.41

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Solution

The fourth proportional to 35,688.38, 53,528.36 and 10,728.41 is: 16,091.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,688.38 : 53,528.36 = 10,728.41 : x
  2. Step 2: Convert to fraction form
    35,688.38/53,528.36 = 10,728.41/x
  3. Step 3: Cross multiply
    35,688.38x = 53,528.36 × 10,728.41
  4. Step 4: Simplify right side
    35,688.38x = 574,273,871.42
  5. Step 5: Solve for x
    x = 574,273,871.42/35,688.38
  6. Step 6: Final answer
    x = 16,091.34

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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.