Home / 25,754.29-35,541.80-15,144.91

Finding the Fourth Proportional to 25,754.29, 35,541.80 and 15,144.91

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Solution

The fourth proportional to 25,754.29, 35,541.80 and 15,144.91 is: 20,900.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,754.29 : 35,541.80 = 15,144.91 : x
  2. Step 2: Convert to fraction form
    25,754.29/35,541.80 = 15,144.91/x
  3. Step 3: Cross multiply
    25,754.29x = 35,541.80 × 15,144.91
  4. Step 4: Simplify right side
    25,754.29x = 538,277,362.24
  5. Step 5: Solve for x
    x = 538,277,362.24/25,754.29
  6. Step 6: Final answer
    x = 20,900.49

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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.