Home / 36,705.02-50,652.06-21,390.59

Finding the Fourth Proportional to 36,705.02, 50,652.06 and 21,390.59

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Solution

The fourth proportional to 36,705.02, 50,652.06 and 21,390.59 is: 29,518.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,705.02 : 50,652.06 = 21,390.59 : x
  2. Step 2: Convert to fraction form
    36,705.02/50,652.06 = 21,390.59/x
  3. Step 3: Cross multiply
    36,705.02x = 50,652.06 × 21,390.59
  4. Step 4: Simplify right side
    36,705.02x = 1,083,477,194.86
  5. Step 5: Solve for x
    x = 1,083,477,194.86/36,705.02
  6. Step 6: Final answer
    x = 29,518.50

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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.