Home / 53,265.06-79,891.70-19,069.47

Finding the Fourth Proportional to 53,265.06, 79,891.70 and 19,069.47

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Solution

The fourth proportional to 53,265.06, 79,891.70 and 19,069.47 is: 28,602.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,265.06 : 79,891.70 = 19,069.47 : x
  2. Step 2: Convert to fraction form
    53,265.06/79,891.70 = 19,069.47/x
  3. Step 3: Cross multiply
    53,265.06x = 79,891.70 × 19,069.47
  4. Step 4: Simplify right side
    53,265.06x = 1,523,492,281.05
  5. Step 5: Solve for x
    x = 1,523,492,281.05/53,265.06
  6. Step 6: Final answer
    x = 28,602.09

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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.