Home / 47,190.42-65,122.74-25,970.40

Finding the Fourth Proportional to 47,190.42, 65,122.74 and 25,970.40

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Solution

The fourth proportional to 47,190.42, 65,122.74 and 25,970.40 is: 35,839.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,190.42 : 65,122.74 = 25,970.40 : x
  2. Step 2: Convert to fraction form
    47,190.42/65,122.74 = 25,970.40/x
  3. Step 3: Cross multiply
    47,190.42x = 65,122.74 × 25,970.40
  4. Step 4: Simplify right side
    47,190.42x = 1,691,263,606.90
  5. Step 5: Solve for x
    x = 1,691,263,606.90/47,190.42
  6. Step 6: Final answer
    x = 35,839.13

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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.