Home / 45,774.72-68,675.76-19,133.52

Finding the Fourth Proportional to 45,774.72, 68,675.76 and 19,133.52

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Solution

The fourth proportional to 45,774.72, 68,675.76 and 19,133.52 is: 28,706.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,774.72 : 68,675.76 = 19,133.52 : x
  2. Step 2: Convert to fraction form
    45,774.72/68,675.76 = 19,133.52/x
  3. Step 3: Cross multiply
    45,774.72x = 68,675.76 × 19,133.52
  4. Step 4: Simplify right side
    45,774.72x = 1,314,009,027.48
  5. Step 5: Solve for x
    x = 1,314,009,027.48/45,774.72
  6. Step 6: Final answer
    x = 28,706.00

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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.