Home / 15,392.90-23,086.20-4,296.80

Finding the Fourth Proportional to 15,392.90, 23,086.20 and 4,296.80

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Solution

The fourth proportional to 15,392.90, 23,086.20 and 4,296.80 is: 6,444.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,392.90 : 23,086.20 = 4,296.80 : x
  2. Step 2: Convert to fraction form
    15,392.90/23,086.20 = 4,296.80/x
  3. Step 3: Cross multiply
    15,392.90x = 23,086.20 × 4,296.80
  4. Step 4: Simplify right side
    15,392.90x = 99,196,784.16
  5. Step 5: Solve for x
    x = 99,196,784.16/15,392.90
  6. Step 6: Final answer
    x = 6,444.32

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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.