Home / 25,100.13-34,637.57-13,769.51

Finding the Fourth Proportional to 25,100.13, 34,637.57 and 13,769.51

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Solution

The fourth proportional to 25,100.13, 34,637.57 and 13,769.51 is: 19,001.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,100.13 : 34,637.57 = 13,769.51 : x
  2. Step 2: Convert to fraction form
    25,100.13/34,637.57 = 13,769.51/x
  3. Step 3: Cross multiply
    25,100.13x = 34,637.57 × 13,769.51
  4. Step 4: Simplify right side
    25,100.13x = 476,942,384.24
  5. Step 5: Solve for x
    x = 476,942,384.24/25,100.13
  6. Step 6: Final answer
    x = 19,001.59

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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.