Home / 22,678.86-33,888.21-17,312.34

Finding the Fourth Proportional to 22,678.86, 33,888.21 and 17,312.34

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Solution

The fourth proportional to 22,678.86, 33,888.21 and 17,312.34 is: 25,869.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,678.86 : 33,888.21 = 17,312.34 : x
  2. Step 2: Convert to fraction form
    22,678.86/33,888.21 = 17,312.34/x
  3. Step 3: Cross multiply
    22,678.86x = 33,888.21 × 17,312.34
  4. Step 4: Simplify right side
    22,678.86x = 586,684,213.51
  5. Step 5: Solve for x
    x = 586,684,213.51/22,678.86
  6. Step 6: Final answer
    x = 25,869.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.