Home / 15,480.32-23,221.35-4,951.26

Finding the Fourth Proportional to 15,480.32, 23,221.35 and 4,951.26

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Solution

The fourth proportional to 15,480.32, 23,221.35 and 4,951.26 is: 7,427.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,480.32 : 23,221.35 = 4,951.26 : x
  2. Step 2: Convert to fraction form
    15,480.32/23,221.35 = 4,951.26/x
  3. Step 3: Cross multiply
    15,480.32x = 23,221.35 × 4,951.26
  4. Step 4: Simplify right side
    15,480.32x = 114,974,941.40
  5. Step 5: Solve for x
    x = 114,974,941.40/15,480.32
  6. Step 6: Final answer
    x = 7,427.17

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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.