Home / 47,215.66-65,158.00-25,705.55

Finding the Fourth Proportional to 47,215.66, 65,158.00 and 25,705.55

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Solution

The fourth proportional to 47,215.66, 65,158.00 and 25,705.55 is: 35,473.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,215.66 : 65,158.00 = 25,705.55 : x
  2. Step 2: Convert to fraction form
    47,215.66/65,158.00 = 25,705.55/x
  3. Step 3: Cross multiply
    47,215.66x = 65,158.00 × 25,705.55
  4. Step 4: Simplify right side
    47,215.66x = 1,674,922,583.70
  5. Step 5: Solve for x
    x = 1,674,922,583.70/47,215.66
  6. Step 6: Final answer
    x = 35,473.88

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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.