Home / 25,309-34,928.58-14,133.16

Finding the Fourth Proportional to 25,309, 34,928.58 and 14,133.16

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Solution

The fourth proportional to 25,309, 34,928.58 and 14,133.16 is: 19,504.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,309 : 34,928.58 = 14,133.16 : x
  2. Step 2: Convert to fraction form
    25,309/34,928.58 = 14,133.16/x
  3. Step 3: Cross multiply
    25,309x = 34,928.58 × 14,133.16
  4. Step 4: Simplify right side
    25,309x = 493,651,209.71
  5. Step 5: Solve for x
    x = 493,651,209.71/25,309
  6. Step 6: Final answer
    x = 19,504.97

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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.