Home / 15,373.88-23,060.44-4,279.40

Finding the Fourth Proportional to 15,373.88, 23,060.44 and 4,279.40

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Solution

The fourth proportional to 15,373.88, 23,060.44 and 4,279.40 is: 6,418.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,373.88 : 23,060.44 = 4,279.40 : x
  2. Step 2: Convert to fraction form
    15,373.88/23,060.44 = 4,279.40/x
  3. Step 3: Cross multiply
    15,373.88x = 23,060.44 × 4,279.40
  4. Step 4: Simplify right side
    15,373.88x = 98,684,846.94
  5. Step 5: Solve for x
    x = 98,684,846.94/15,373.88
  6. Step 6: Final answer
    x = 6,418.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.