Home / 17,521.10-26,262.10-6,988.36

Finding the Fourth Proportional to 17,521.10, 26,262.10 and 6,988.36

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Solution

The fourth proportional to 17,521.10, 26,262.10 and 6,988.36 is: 10,474.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,521.10 : 26,262.10 = 6,988.36 : x
  2. Step 2: Convert to fraction form
    17,521.10/26,262.10 = 6,988.36/x
  3. Step 3: Cross multiply
    17,521.10x = 26,262.10 × 6,988.36
  4. Step 4: Simplify right side
    17,521.10x = 183,529,009.16
  5. Step 5: Solve for x
    x = 183,529,009.16/17,521.10
  6. Step 6: Final answer
    x = 10,474.74

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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.