Home / 25,603.46-38,378.79-9,804.17

Finding the Fourth Proportional to 25,603.46, 38,378.79 and 9,804.17

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Solution

The fourth proportional to 25,603.46, 38,378.79 and 9,804.17 is: 14,696.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,603.46 : 38,378.79 = 9,804.17 : x
  2. Step 2: Convert to fraction form
    25,603.46/38,378.79 = 9,804.17/x
  3. Step 3: Cross multiply
    25,603.46x = 38,378.79 × 9,804.17
  4. Step 4: Simplify right side
    25,603.46x = 376,272,277.50
  5. Step 5: Solve for x
    x = 376,272,277.50/25,603.46
  6. Step 6: Final answer
    x = 14,696.15

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1.5x scale

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.