Home / 14,461.45-19,958.93-9,156.76

Finding the Fourth Proportional to 14,461.45, 19,958.93 and 9,156.76

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Solution

The fourth proportional to 14,461.45, 19,958.93 and 9,156.76 is: 12,637.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,461.45 : 19,958.93 = 9,156.76 : x
  2. Step 2: Convert to fraction form
    14,461.45/19,958.93 = 9,156.76/x
  3. Step 3: Cross multiply
    14,461.45x = 19,958.93 × 9,156.76
  4. Step 4: Simplify right side
    14,461.45x = 182,759,131.87
  5. Step 5: Solve for x
    x = 182,759,131.87/14,461.45
  6. Step 6: Final answer
    x = 12,637.68

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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.