Home / 51,347.85-70,860.57-30,127.47

Finding the Fourth Proportional to 51,347.85, 70,860.57 and 30,127.47

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Solution

The fourth proportional to 51,347.85, 70,860.57 and 30,127.47 is: 41,576.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,347.85 : 70,860.57 = 30,127.47 : x
  2. Step 2: Convert to fraction form
    51,347.85/70,860.57 = 30,127.47/x
  3. Step 3: Cross multiply
    51,347.85x = 70,860.57 × 30,127.47
  4. Step 4: Simplify right side
    51,347.85x = 2,134,849,696.86
  5. Step 5: Solve for x
    x = 2,134,849,696.86/51,347.85
  6. Step 6: Final answer
    x = 41,576.22

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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.