Home / 53,303.36-79,958.88-15,351.08

Finding the Fourth Proportional to 53,303.36, 79,958.88 and 15,351.08

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Solution

The fourth proportional to 53,303.36, 79,958.88 and 15,351.08 is: 23,027.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,303.36 : 79,958.88 = 15,351.08 : x
  2. Step 2: Convert to fraction form
    53,303.36/79,958.88 = 15,351.08/x
  3. Step 3: Cross multiply
    53,303.36x = 79,958.88 × 15,351.08
  4. Step 4: Simplify right side
    53,303.36x = 1,227,454,763.80
  5. Step 5: Solve for x
    x = 1,227,454,763.80/53,303.36
  6. Step 6: Final answer
    x = 23,027.72

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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.