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Finding the Fourth Proportional to 17,835.54, 26,756.34 and 8,955.10

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Solution

The fourth proportional to 17,835.54, 26,756.34 and 8,955.10 is: 13,434.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,835.54 : 26,756.34 = 8,955.10 : x
  2. Step 2: Convert to fraction form
    17,835.54/26,756.34 = 8,955.10/x
  3. Step 3: Cross multiply
    17,835.54x = 26,756.34 × 8,955.10
  4. Step 4: Simplify right side
    17,835.54x = 239,605,700.33
  5. Step 5: Solve for x
    x = 239,605,700.33/17,835.54
  6. Step 6: Final answer
    x = 13,434.17

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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.