Home / 51,943.03-71,681.40-28,069.69

Finding the Fourth Proportional to 51,943.03, 71,681.40 and 28,069.69

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Solution

The fourth proportional to 51,943.03, 71,681.40 and 28,069.69 is: 38,736.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,943.03 : 71,681.40 = 28,069.69 : x
  2. Step 2: Convert to fraction form
    51,943.03/71,681.40 = 28,069.69/x
  3. Step 3: Cross multiply
    51,943.03x = 71,681.40 × 28,069.69
  4. Step 4: Simplify right side
    51,943.03x = 2,012,074,676.77
  5. Step 5: Solve for x
    x = 2,012,074,676.77/51,943.03
  6. Step 6: Final answer
    x = 38,736.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.