Home / 52,669.07-79,011.48-19,386.60

Finding the Fourth Proportional to 52,669.07, 79,011.48 and 19,386.60

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Solution

The fourth proportional to 52,669.07, 79,011.48 and 19,386.60 is: 29,082.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,669.07 : 79,011.48 = 19,386.60 : x
  2. Step 2: Convert to fraction form
    52,669.07/79,011.48 = 19,386.60/x
  3. Step 3: Cross multiply
    52,669.07x = 79,011.48 × 19,386.60
  4. Step 4: Simplify right side
    52,669.07x = 1,531,763,607.35
  5. Step 5: Solve for x
    x = 1,531,763,607.35/52,669.07
  6. Step 6: Final answer
    x = 29,082.79

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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.