Home / 23,189.36-34,776.12-7,603.40

Finding the Fourth Proportional to 23,189.36, 34,776.12 and 7,603.40

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Solution

The fourth proportional to 23,189.36, 34,776.12 and 7,603.40 is: 11,402.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189.36 : 34,776.12 = 7,603.40 : x
  2. Step 2: Convert to fraction form
    23,189.36/34,776.12 = 7,603.40/x
  3. Step 3: Cross multiply
    23,189.36x = 34,776.12 × 7,603.40
  4. Step 4: Simplify right side
    23,189.36x = 264,416,750.81
  5. Step 5: Solve for x
    x = 264,416,750.81/23,189.36
  6. Step 6: Final answer
    x = 11,402.50

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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.