Home / 35,246.80-48,645.60-21,822.40

Finding the Fourth Proportional to 35,246.80, 48,645.60 and 21,822.40

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Solution

The fourth proportional to 35,246.80, 48,645.60 and 21,822.40 is: 30,118.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,246.80 : 48,645.60 = 21,822.40 : x
  2. Step 2: Convert to fraction form
    35,246.80/48,645.60 = 21,822.40/x
  3. Step 3: Cross multiply
    35,246.80x = 48,645.60 × 21,822.40
  4. Step 4: Simplify right side
    35,246.80x = 1,061,563,741.44
  5. Step 5: Solve for x
    x = 1,061,563,741.44/35,246.80
  6. Step 6: Final answer
    x = 30,118.02

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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.