Home / 35,435.16-53,152.56-9,137.64

Finding the Fourth Proportional to 35,435.16, 53,152.56 and 9,137.64

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Solution

The fourth proportional to 35,435.16, 53,152.56 and 9,137.64 is: 13,706.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,435.16 : 53,152.56 = 9,137.64 : x
  2. Step 2: Convert to fraction form
    35,435.16/53,152.56 = 9,137.64/x
  3. Step 3: Cross multiply
    35,435.16x = 53,152.56 × 9,137.64
  4. Step 4: Simplify right side
    35,435.16x = 485,688,958.36
  5. Step 5: Solve for x
    x = 485,688,958.36/35,435.16
  6. Step 6: Final answer
    x = 13,706.41

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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.