Home / 14,117.41-21,176.21-4,256.65

Finding the Fourth Proportional to 14,117.41, 21,176.21 and 4,256.65

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Solution

The fourth proportional to 14,117.41, 21,176.21 and 4,256.65 is: 6,385.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,117.41 : 21,176.21 = 4,256.65 : x
  2. Step 2: Convert to fraction form
    14,117.41/21,176.21 = 4,256.65/x
  3. Step 3: Cross multiply
    14,117.41x = 21,176.21 × 4,256.65
  4. Step 4: Simplify right side
    14,117.41x = 90,139,714.30
  5. Step 5: Solve for x
    x = 90,139,714.30/14,117.41
  6. Step 6: Final answer
    x = 6,385.00

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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.