Home / 25,672.51-35,428.34-15,062.32

Finding the Fourth Proportional to 25,672.51, 35,428.34 and 15,062.32

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Solution

The fourth proportional to 25,672.51, 35,428.34 and 15,062.32 is: 20,786.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,672.51 : 35,428.34 = 15,062.32 : x
  2. Step 2: Convert to fraction form
    25,672.51/35,428.34 = 15,062.32/x
  3. Step 3: Cross multiply
    25,672.51x = 35,428.34 × 15,062.32
  4. Step 4: Simplify right side
    25,672.51x = 533,632,991.36
  5. Step 5: Solve for x
    x = 533,632,991.36/25,672.51
  6. Step 6: Final answer
    x = 20,786.16

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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.