Home / 14,060.96-19,403.76-7,773.20

Finding the Fourth Proportional to 14,060.96, 19,403.76 and 7,773.20

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Solution

The fourth proportional to 14,060.96, 19,403.76 and 7,773.20 is: 10,726.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,060.96 : 19,403.76 = 7,773.20 : x
  2. Step 2: Convert to fraction form
    14,060.96/19,403.76 = 7,773.20/x
  3. Step 3: Cross multiply
    14,060.96x = 19,403.76 × 7,773.20
  4. Step 4: Simplify right side
    14,060.96x = 150,829,307.23
  5. Step 5: Solve for x
    x = 150,829,307.23/14,060.96
  6. Step 6: Final answer
    x = 10,726.81

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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.