Home / 14,603.04-21,915.12-5,840.40

Finding the Fourth Proportional to 14,603.04, 21,915.12 and 5,840.40

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Solution

The fourth proportional to 14,603.04, 21,915.12 and 5,840.40 is: 8,764.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,603.04 : 21,915.12 = 5,840.40 : x
  2. Step 2: Convert to fraction form
    14,603.04/21,915.12 = 5,840.40/x
  3. Step 3: Cross multiply
    14,603.04x = 21,915.12 × 5,840.40
  4. Step 4: Simplify right side
    14,603.04x = 127,993,066.85
  5. Step 5: Solve for x
    x = 127,993,066.85/14,603.04
  6. Step 6: Final answer
    x = 8,764.82

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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.