Home / 51,083.42-70,495.47-28,423.37

Finding the Fourth Proportional to 51,083.42, 70,495.47 and 28,423.37

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Solution

The fourth proportional to 51,083.42, 70,495.47 and 28,423.37 is: 39,224.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,083.42 : 70,495.47 = 28,423.37 : x
  2. Step 2: Convert to fraction form
    51,083.42/70,495.47 = 28,423.37/x
  3. Step 3: Cross multiply
    51,083.42x = 70,495.47 × 28,423.37
  4. Step 4: Simplify right side
    51,083.42x = 2,003,718,827.13
  5. Step 5: Solve for x
    x = 2,003,718,827.13/51,083.42
  6. Step 6: Final answer
    x = 39,224.45

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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.