Home / 14,005.32-19,323.21-8,337.21

Finding the Fourth Proportional to 14,005.32, 19,323.21 and 8,337.21

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Solution

The fourth proportional to 14,005.32, 19,323.21 and 8,337.21 is: 11,502.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,005.32 : 19,323.21 = 8,337.21 : x
  2. Step 2: Convert to fraction form
    14,005.32/19,323.21 = 8,337.21/x
  3. Step 3: Cross multiply
    14,005.32x = 19,323.21 × 8,337.21
  4. Step 4: Simplify right side
    14,005.32x = 161,101,659.64
  5. Step 5: Solve for x
    x = 161,101,659.64/14,005.32
  6. Step 6: Final answer
    x = 11,502.89

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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.