Home / 17,345.95-26,011.23-7,983.70

Finding the Fourth Proportional to 17,345.95, 26,011.23 and 7,983.70

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Solution

The fourth proportional to 17,345.95, 26,011.23 and 7,983.70 is: 11,972.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,345.95 : 26,011.23 = 7,983.70 : x
  2. Step 2: Convert to fraction form
    17,345.95/26,011.23 = 7,983.70/x
  3. Step 3: Cross multiply
    17,345.95x = 26,011.23 × 7,983.70
  4. Step 4: Simplify right side
    17,345.95x = 207,665,856.95
  5. Step 5: Solve for x
    x = 207,665,856.95/17,345.95
  6. Step 6: Final answer
    x = 11,972.01

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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.