Home / 14,585.22-21,878.16-5,225.88

Finding the Fourth Proportional to 14,585.22, 21,878.16 and 5,225.88

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Solution

The fourth proportional to 14,585.22, 21,878.16 and 5,225.88 is: 7,838.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,585.22 : 21,878.16 = 5,225.88 : x
  2. Step 2: Convert to fraction form
    14,585.22/21,878.16 = 5,225.88/x
  3. Step 3: Cross multiply
    14,585.22x = 21,878.16 × 5,225.88
  4. Step 4: Simplify right side
    14,585.22x = 114,332,638.78
  5. Step 5: Solve for x
    x = 114,332,638.78/14,585.22
  6. Step 6: Final answer
    x = 7,838.94

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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.