Home / 47,378.59-65,388.18-26,965.61

Finding the Fourth Proportional to 47,378.59, 65,388.18 and 26,965.61

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Solution

The fourth proportional to 47,378.59, 65,388.18 and 26,965.61 is: 37,215.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,378.59 : 65,388.18 = 26,965.61 : x
  2. Step 2: Convert to fraction form
    47,378.59/65,388.18 = 26,965.61/x
  3. Step 3: Cross multiply
    47,378.59x = 65,388.18 × 26,965.61
  4. Step 4: Simplify right side
    47,378.59x = 1,763,232,374.52
  5. Step 5: Solve for x
    x = 1,763,232,374.52/47,378.59
  6. Step 6: Final answer
    x = 37,215.81

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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.