Home / 35,187.60-48,558.24-21,032.40

Finding the Fourth Proportional to 35,187.60, 48,558.24 and 21,032.40

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Solution

The fourth proportional to 35,187.60, 48,558.24 and 21,032.40 is: 29,024.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,187.60 : 48,558.24 = 21,032.40 : x
  2. Step 2: Convert to fraction form
    35,187.60/48,558.24 = 21,032.40/x
  3. Step 3: Cross multiply
    35,187.60x = 48,558.24 × 21,032.40
  4. Step 4: Simplify right side
    35,187.60x = 1,021,296,326.98
  5. Step 5: Solve for x
    x = 1,021,296,326.98/35,187.60
  6. Step 6: Final answer
    x = 29,024.32

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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.