Home / 47,187.12-65,116.60-25,964.40

Finding the Fourth Proportional to 47,187.12, 65,116.60 and 25,964.40

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Solution

The fourth proportional to 47,187.12, 65,116.60 and 25,964.40 is: 35,829.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,187.12 : 65,116.60 = 25,964.40 : x
  2. Step 2: Convert to fraction form
    47,187.12/65,116.60 = 25,964.40/x
  3. Step 3: Cross multiply
    47,187.12x = 65,116.60 × 25,964.40
  4. Step 4: Simplify right side
    47,187.12x = 1,690,713,449.04
  5. Step 5: Solve for x
    x = 1,690,713,449.04/47,187.12
  6. Step 6: Final answer
    x = 35,829.98

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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.