Home / 17,436.10-26,112.84-13,271.08

Finding the Fourth Proportional to 17,436.10, 26,112.84 and 13,271.08

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Solution

The fourth proportional to 17,436.10, 26,112.84 and 13,271.08 is: 19,875.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,436.10 : 26,112.84 = 13,271.08 : x
  2. Step 2: Convert to fraction form
    17,436.10/26,112.84 = 13,271.08/x
  3. Step 3: Cross multiply
    17,436.10x = 26,112.84 × 13,271.08
  4. Step 4: Simplify right side
    17,436.10x = 346,545,588.67
  5. Step 5: Solve for x
    x = 346,545,588.67/17,436.10
  6. Step 6: Final answer
    x = 19,875.18

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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.