Home / 47,589.84-65,671.20-26,368.80

Finding the Fourth Proportional to 47,589.84, 65,671.20 and 26,368.80

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Solution

The fourth proportional to 47,589.84, 65,671.20 and 26,368.80 is: 36,387.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,589.84 : 65,671.20 = 26,368.80 : x
  2. Step 2: Convert to fraction form
    47,589.84/65,671.20 = 26,368.80/x
  3. Step 3: Cross multiply
    47,589.84x = 65,671.20 × 26,368.80
  4. Step 4: Simplify right side
    47,589.84x = 1,731,670,738.56
  5. Step 5: Solve for x
    x = 1,731,670,738.56/47,589.84
  6. Step 6: Final answer
    x = 36,387.40

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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.