Home / 51,148.98-70,578.24-28,484.82

Finding the Fourth Proportional to 51,148.98, 70,578.24 and 28,484.82

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Solution

The fourth proportional to 51,148.98, 70,578.24 and 28,484.82 is: 39,304.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,148.98 : 70,578.24 = 28,484.82 : x
  2. Step 2: Convert to fraction form
    51,148.98/70,578.24 = 28,484.82/x
  3. Step 3: Cross multiply
    51,148.98x = 70,578.24 × 28,484.82
  4. Step 4: Simplify right side
    51,148.98x = 2,010,408,462.32
  5. Step 5: Solve for x
    x = 2,010,408,462.32/51,148.98
  6. Step 6: Final answer
    x = 39,304.96

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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.