Home / 25,590.81-35,317.92-14,262.15

Finding the Fourth Proportional to 25,590.81, 35,317.92 and 14,262.15

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Solution

The fourth proportional to 25,590.81, 35,317.92 and 14,262.15 is: 19,683.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,590.81 : 35,317.92 = 14,262.15 : x
  2. Step 2: Convert to fraction form
    25,590.81/35,317.92 = 14,262.15/x
  3. Step 3: Cross multiply
    25,590.81x = 35,317.92 × 14,262.15
  4. Step 4: Simplify right side
    25,590.81x = 503,709,472.73
  5. Step 5: Solve for x
    x = 503,709,472.73/25,590.81
  6. Step 6: Final answer
    x = 19,683.22

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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.