Home / 15,603.84-23,419.34-8,590.32

Finding the Fourth Proportional to 15,603.84, 23,419.34 and 8,590.32

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Solution

The fourth proportional to 15,603.84, 23,419.34 and 8,590.32 is: 12,892.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603.84 : 23,419.34 = 8,590.32 : x
  2. Step 2: Convert to fraction form
    15,603.84/23,419.34 = 8,590.32/x
  3. Step 3: Cross multiply
    15,603.84x = 23,419.34 × 8,590.32
  4. Step 4: Simplify right side
    15,603.84x = 201,179,624.79
  5. Step 5: Solve for x
    x = 201,179,624.79/15,603.84
  6. Step 6: Final answer
    x = 12,892.96

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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.