Home / 35,728.68-53,580.52-14,662.76

Finding the Fourth Proportional to 35,728.68, 53,580.52 and 14,662.76

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Solution

The fourth proportional to 35,728.68, 53,580.52 and 14,662.76 is: 21,989.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,728.68 : 53,580.52 = 14,662.76 : x
  2. Step 2: Convert to fraction form
    35,728.68/53,580.52 = 14,662.76/x
  3. Step 3: Cross multiply
    35,728.68x = 53,580.52 × 14,662.76
  4. Step 4: Simplify right side
    35,728.68x = 785,638,305.44
  5. Step 5: Solve for x
    x = 785,638,305.44/35,728.68
  6. Step 6: Final answer
    x = 21,989.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.