Home / 25,100.40-34,637.05-13,767.63

Finding the Fourth Proportional to 25,100.40, 34,637.05 and 13,767.63

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Solution

The fourth proportional to 25,100.40, 34,637.05 and 13,767.63 is: 18,998.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,100.40 : 34,637.05 = 13,767.63 : x
  2. Step 2: Convert to fraction form
    25,100.40/34,637.05 = 13,767.63/x
  3. Step 3: Cross multiply
    25,100.40x = 34,637.05 × 13,767.63
  4. Step 4: Simplify right side
    25,100.40x = 476,870,088.69
  5. Step 5: Solve for x
    x = 476,870,088.69/25,100.40
  6. Step 6: Final answer
    x = 18,998.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.