Home / 14,133.28-19,502.40-8,466.88

Finding the Fourth Proportional to 14,133.28, 19,502.40 and 8,466.88

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Solution

The fourth proportional to 14,133.28, 19,502.40 and 8,466.88 is: 11,683.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133.28 : 19,502.40 = 8,466.88 : x
  2. Step 2: Convert to fraction form
    14,133.28/19,502.40 = 8,466.88/x
  3. Step 3: Cross multiply
    14,133.28x = 19,502.40 × 8,466.88
  4. Step 4: Simplify right side
    14,133.28x = 165,124,480.51
  5. Step 5: Solve for x
    x = 165,124,480.51/14,133.28
  6. Step 6: Final answer
    x = 11,683.38

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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.