Home / 23,002.39-34,503.57-7,420.02

Finding the Fourth Proportional to 23,002.39, 34,503.57 and 7,420.02

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Solution

The fourth proportional to 23,002.39, 34,503.57 and 7,420.02 is: 11,130.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,002.39 : 34,503.57 = 7,420.02 : x
  2. Step 2: Convert to fraction form
    23,002.39/34,503.57 = 7,420.02/x
  3. Step 3: Cross multiply
    23,002.39x = 34,503.57 × 7,420.02
  4. Step 4: Simplify right side
    23,002.39x = 256,017,050.08
  5. Step 5: Solve for x
    x = 256,017,050.08/23,002.39
  6. Step 6: Final answer
    x = 11,130.02

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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.