Home / 48,427.16-72,216.98-47,984.28

Finding the Fourth Proportional to 48,427.16, 72,216.98 and 47,984.28

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Solution

The fourth proportional to 48,427.16, 72,216.98 and 47,984.28 is: 71,556.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,427.16 : 72,216.98 = 47,984.28 : x
  2. Step 2: Convert to fraction form
    48,427.16/72,216.98 = 47,984.28/x
  3. Step 3: Cross multiply
    48,427.16x = 72,216.98 × 47,984.28
  4. Step 4: Simplify right side
    48,427.16x = 3,465,279,549.15
  5. Step 5: Solve for x
    x = 3,465,279,549.15/48,427.16
  6. Step 6: Final answer
    x = 71,556.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.