Home / 43,881.15-65,828.55-14,292.10

Finding the Fourth Proportional to 43,881.15, 65,828.55 and 14,292.10

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Solution

The fourth proportional to 43,881.15, 65,828.55 and 14,292.10 is: 21,440.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,881.15 : 65,828.55 = 14,292.10 : x
  2. Step 2: Convert to fraction form
    43,881.15/65,828.55 = 14,292.10/x
  3. Step 3: Cross multiply
    43,881.15x = 65,828.55 × 14,292.10
  4. Step 4: Simplify right side
    43,881.15x = 940,828,219.46
  5. Step 5: Solve for x
    x = 940,828,219.46/43,881.15
  6. Step 6: Final answer
    x = 21,440.37

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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.