Home / 14,330.01-19,790.43-9,865.29

Finding the Fourth Proportional to 14,330.01, 19,790.43 and 9,865.29

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Solution

The fourth proportional to 14,330.01, 19,790.43 and 9,865.29 is: 13,624.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,330.01 : 19,790.43 = 9,865.29 : x
  2. Step 2: Convert to fraction form
    14,330.01/19,790.43 = 9,865.29/x
  3. Step 3: Cross multiply
    14,330.01x = 19,790.43 × 9,865.29
  4. Step 4: Simplify right side
    14,330.01x = 195,238,331.17
  5. Step 5: Solve for x
    x = 195,238,331.17/14,330.01
  6. Step 6: Final answer
    x = 13,624.44

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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.