Home / 35,541.42-53,294.31-11,840.64

Finding the Fourth Proportional to 35,541.42, 53,294.31 and 11,840.64

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Solution

The fourth proportional to 35,541.42, 53,294.31 and 11,840.64 is: 17,755.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,541.42 : 53,294.31 = 11,840.64 : x
  2. Step 2: Convert to fraction form
    35,541.42/53,294.31 = 11,840.64/x
  3. Step 3: Cross multiply
    35,541.42x = 53,294.31 × 11,840.64
  4. Step 4: Simplify right side
    35,541.42x = 631,038,738.76
  5. Step 5: Solve for x
    x = 631,038,738.76/35,541.42
  6. Step 6: Final answer
    x = 17,755.02

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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.