Home / 51,347.08-70,851.95-28,683.27

Finding the Fourth Proportional to 51,347.08, 70,851.95 and 28,683.27

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Solution

The fourth proportional to 51,347.08, 70,851.95 and 28,683.27 is: 39,578.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,347.08 : 70,851.95 = 28,683.27 : x
  2. Step 2: Convert to fraction form
    51,347.08/70,851.95 = 28,683.27/x
  3. Step 3: Cross multiply
    51,347.08x = 70,851.95 × 28,683.27
  4. Step 4: Simplify right side
    51,347.08x = 2,032,265,257.62
  5. Step 5: Solve for x
    x = 2,032,265,257.62/51,347.08
  6. Step 6: Final answer
    x = 39,578.99

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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.