Home / 35,927.62-53,870.28-13,742.62

Finding the Fourth Proportional to 35,927.62, 53,870.28 and 13,742.62

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Solution

The fourth proportional to 35,927.62, 53,870.28 and 13,742.62 is: 20,605.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,927.62 : 53,870.28 = 13,742.62 : x
  2. Step 2: Convert to fraction form
    35,927.62/53,870.28 = 13,742.62/x
  3. Step 3: Cross multiply
    35,927.62x = 53,870.28 × 13,742.62
  4. Step 4: Simplify right side
    35,927.62x = 740,318,787.33
  5. Step 5: Solve for x
    x = 740,318,787.33/35,927.62
  6. Step 6: Final answer
    x = 20,605.84

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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.