Home / 29,869.56-44,783.55-13,220.48

Finding the Fourth Proportional to 29,869.56, 44,783.55 and 13,220.48

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Solution

The fourth proportional to 29,869.56, 44,783.55 and 13,220.48 is: 19,821.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,869.56 : 44,783.55 = 13,220.48 : x
  2. Step 2: Convert to fraction form
    29,869.56/44,783.55 = 13,220.48/x
  3. Step 3: Cross multiply
    29,869.56x = 44,783.55 × 13,220.48
  4. Step 4: Simplify right side
    29,869.56x = 592,060,139.06
  5. Step 5: Solve for x
    x = 592,060,139.06/29,869.56
  6. Step 6: Final answer
    x = 19,821.52

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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.