Home / 25,948.57-38,925.73-11,158.99

Finding the Fourth Proportional to 25,948.57, 38,925.73 and 11,158.99

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Solution

The fourth proportional to 25,948.57, 38,925.73 and 11,158.99 is: 16,739.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,948.57 : 38,925.73 = 11,158.99 : x
  2. Step 2: Convert to fraction form
    25,948.57/38,925.73 = 11,158.99/x
  3. Step 3: Cross multiply
    25,948.57x = 38,925.73 × 11,158.99
  4. Step 4: Simplify right side
    25,948.57x = 434,371,831.81
  5. Step 5: Solve for x
    x = 434,371,831.81/25,948.57
  6. Step 6: Final answer
    x = 16,739.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.