Home / 35,611.64-53,420.50-9,316.34

Finding the Fourth Proportional to 35,611.64, 53,420.50 and 9,316.34

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Solution

The fourth proportional to 35,611.64, 53,420.50 and 9,316.34 is: 13,975.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,611.64 : 53,420.50 = 9,316.34 : x
  2. Step 2: Convert to fraction form
    35,611.64/53,420.50 = 9,316.34/x
  3. Step 3: Cross multiply
    35,611.64x = 53,420.50 × 9,316.34
  4. Step 4: Simplify right side
    35,611.64x = 497,683,540.97
  5. Step 5: Solve for x
    x = 497,683,540.97/35,611.64
  6. Step 6: Final answer
    x = 13,975.31

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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.