Home / 14,176.16-21,265.43-4,315.52

Finding the Fourth Proportional to 14,176.16, 21,265.43 and 4,315.52

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Solution

The fourth proportional to 14,176.16, 21,265.43 and 4,315.52 is: 6,473.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,176.16 : 21,265.43 = 4,315.52 : x
  2. Step 2: Convert to fraction form
    14,176.16/21,265.43 = 4,315.52/x
  3. Step 3: Cross multiply
    14,176.16x = 21,265.43 × 4,315.52
  4. Step 4: Simplify right side
    14,176.16x = 91,771,388.47
  5. Step 5: Solve for x
    x = 91,771,388.47/14,176.16
  6. Step 6: Final answer
    x = 6,473.64

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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.