Home / 14,501.72-21,752.78-4,113.47

Finding the Fourth Proportional to 14,501.72, 21,752.78 and 4,113.47

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Solution

The fourth proportional to 14,501.72, 21,752.78 and 4,113.47 is: 6,170.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501.72 : 21,752.78 = 4,113.47 : x
  2. Step 2: Convert to fraction form
    14,501.72/21,752.78 = 4,113.47/x
  3. Step 3: Cross multiply
    14,501.72x = 21,752.78 × 4,113.47
  4. Step 4: Simplify right side
    14,501.72x = 89,479,278.62
  5. Step 5: Solve for x
    x = 89,479,278.62/14,501.72
  6. Step 6: Final answer
    x = 6,170.25

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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.