Home / 50,929.84-70,282.93-28,269.10

Finding the Fourth Proportional to 50,929.84, 70,282.93 and 28,269.10

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Solution

The fourth proportional to 50,929.84, 70,282.93 and 28,269.10 is: 39,011.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,929.84 : 70,282.93 = 28,269.10 : x
  2. Step 2: Convert to fraction form
    50,929.84/70,282.93 = 28,269.10/x
  3. Step 3: Cross multiply
    50,929.84x = 70,282.93 × 28,269.10
  4. Step 4: Simplify right side
    50,929.84x = 1,986,835,176.46
  5. Step 5: Solve for x
    x = 1,986,835,176.46/50,929.84
  6. Step 6: Final answer
    x = 39,011.22

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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.