Home / 14,315.55-19,773.87-10,999.17

Finding the Fourth Proportional to 14,315.55, 19,773.87 and 10,999.17

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Solution

The fourth proportional to 14,315.55, 19,773.87 and 10,999.17 is: 15,193.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,315.55 : 19,773.87 = 10,999.17 : x
  2. Step 2: Convert to fraction form
    14,315.55/19,773.87 = 10,999.17/x
  3. Step 3: Cross multiply
    14,315.55x = 19,773.87 × 10,999.17
  4. Step 4: Simplify right side
    14,315.55x = 217,496,157.69
  5. Step 5: Solve for x
    x = 217,496,157.69/14,315.55
  6. Step 6: Final answer
    x = 15,193.00

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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.