Home / 14,260.24-19,658.55-9,776.89

Finding the Fourth Proportional to 14,260.24, 19,658.55 and 9,776.89

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Solution

The fourth proportional to 14,260.24, 19,658.55 and 9,776.89 is: 13,478.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260.24 : 19,658.55 = 9,776.89 : x
  2. Step 2: Convert to fraction form
    14,260.24/19,658.55 = 9,776.89/x
  3. Step 3: Cross multiply
    14,260.24x = 19,658.55 × 9,776.89
  4. Step 4: Simplify right side
    14,260.24x = 192,199,487.15
  5. Step 5: Solve for x
    x = 192,199,487.15/14,260.24
  6. Step 6: Final answer
    x = 13,478.00

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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.