Home / 35,211.86-48,601.35-21,775.26

Finding the Fourth Proportional to 35,211.86, 48,601.35 and 21,775.26

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Solution

The fourth proportional to 35,211.86, 48,601.35 and 21,775.26 is: 30,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,211.86 : 48,601.35 = 21,775.26 : x
  2. Step 2: Convert to fraction form
    35,211.86/48,601.35 = 21,775.26/x
  3. Step 3: Cross multiply
    35,211.86x = 48,601.35 × 21,775.26
  4. Step 4: Simplify right side
    35,211.86x = 1,058,307,032.60
  5. Step 5: Solve for x
    x = 1,058,307,032.60/35,211.86
  6. Step 6: Final answer
    x = 30,055.41

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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.