Home / 15,389.88-23,087.04-4,856.32

Finding the Fourth Proportional to 15,389.88, 23,087.04 and 4,856.32

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Solution

The fourth proportional to 15,389.88, 23,087.04 and 4,856.32 is: 7,285.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,389.88 : 23,087.04 = 4,856.32 : x
  2. Step 2: Convert to fraction form
    15,389.88/23,087.04 = 4,856.32/x
  3. Step 3: Cross multiply
    15,389.88x = 23,087.04 × 4,856.32
  4. Step 4: Simplify right side
    15,389.88x = 112,118,054.09
  5. Step 5: Solve for x
    x = 112,118,054.09/15,389.88
  6. Step 6: Final answer
    x = 7,285.18

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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.