Home / 53,546.45-73,894.02-30,885.08

Finding the Fourth Proportional to 53,546.45, 73,894.02 and 30,885.08

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Solution

The fourth proportional to 53,546.45, 73,894.02 and 30,885.08 is: 42,621.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,546.45 : 73,894.02 = 30,885.08 : x
  2. Step 2: Convert to fraction form
    53,546.45/73,894.02 = 30,885.08/x
  3. Step 3: Cross multiply
    53,546.45x = 73,894.02 × 30,885.08
  4. Step 4: Simplify right side
    53,546.45x = 2,282,222,349.75
  5. Step 5: Solve for x
    x = 2,282,222,349.75/53,546.45
  6. Step 6: Final answer
    x = 42,621.36

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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.