Home / 14,396.81-19,871.31-9,373.58

Finding the Fourth Proportional to 14,396.81, 19,871.31 and 9,373.58

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Solution

The fourth proportional to 14,396.81, 19,871.31 and 9,373.58 is: 12,937.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,396.81 : 19,871.31 = 9,373.58 : x
  2. Step 2: Convert to fraction form
    14,396.81/19,871.31 = 9,373.58/x
  3. Step 3: Cross multiply
    14,396.81x = 19,871.31 × 9,373.58
  4. Step 4: Simplify right side
    14,396.81x = 186,265,313.99
  5. Step 5: Solve for x
    x = 186,265,313.99/14,396.81
  6. Step 6: Final answer
    x = 12,937.96

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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.