Home / 23,138.17-34,700.08-8,345.17

Finding the Fourth Proportional to 23,138.17, 34,700.08 and 8,345.17

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Solution

The fourth proportional to 23,138.17, 34,700.08 and 8,345.17 is: 12,515.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,138.17 : 34,700.08 = 8,345.17 : x
  2. Step 2: Convert to fraction form
    23,138.17/34,700.08 = 8,345.17/x
  3. Step 3: Cross multiply
    23,138.17x = 34,700.08 × 8,345.17
  4. Step 4: Simplify right side
    23,138.17x = 289,577,959.00
  5. Step 5: Solve for x
    x = 289,577,959.00/23,138.17
  6. Step 6: Final answer
    x = 12,515.16

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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.