Home / 14,113.49-21,165.90-9,758.93

Finding the Fourth Proportional to 14,113.49, 21,165.90 and 9,758.93

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Solution

The fourth proportional to 14,113.49, 21,165.90 and 9,758.93 is: 14,635.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,113.49 : 21,165.90 = 9,758.93 : x
  2. Step 2: Convert to fraction form
    14,113.49/21,165.90 = 9,758.93/x
  3. Step 3: Cross multiply
    14,113.49x = 21,165.90 × 9,758.93
  4. Step 4: Simplify right side
    14,113.49x = 206,556,430.66
  5. Step 5: Solve for x
    x = 206,556,430.66/14,113.49
  6. Step 6: Final answer
    x = 14,635.40

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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.