Home / 17,981.23-26,975.73-5,502.13

Finding the Fourth Proportional to 17,981.23, 26,975.73 and 5,502.13

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Solution

The fourth proportional to 17,981.23, 26,975.73 and 5,502.13 is: 8,254.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,981.23 : 26,975.73 = 5,502.13 : x
  2. Step 2: Convert to fraction form
    17,981.23/26,975.73 = 5,502.13/x
  3. Step 3: Cross multiply
    17,981.23x = 26,975.73 × 5,502.13
  4. Step 4: Simplify right side
    17,981.23x = 148,423,973.30
  5. Step 5: Solve for x
    x = 148,423,973.30/17,981.23
  6. Step 6: Final answer
    x = 8,254.38

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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.