Home / 14,334.08-19,776.26-8,670.56

Finding the Fourth Proportional to 14,334.08, 19,776.26 and 8,670.56

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Solution

The fourth proportional to 14,334.08, 19,776.26 and 8,670.56 is: 11,962.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,334.08 : 19,776.26 = 8,670.56 : x
  2. Step 2: Convert to fraction form
    14,334.08/19,776.26 = 8,670.56/x
  3. Step 3: Cross multiply
    14,334.08x = 19,776.26 × 8,670.56
  4. Step 4: Simplify right side
    14,334.08x = 171,471,248.91
  5. Step 5: Solve for x
    x = 171,471,248.91/14,334.08
  6. Step 6: Final answer
    x = 11,962.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.