Home / 25,973.16-35,845.64-15,908.28

Finding the Fourth Proportional to 25,973.16, 35,845.64 and 15,908.28

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Solution

The fourth proportional to 25,973.16, 35,845.64 and 15,908.28 is: 21,955.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,973.16 : 35,845.64 = 15,908.28 : x
  2. Step 2: Convert to fraction form
    25,973.16/35,845.64 = 15,908.28/x
  3. Step 3: Cross multiply
    25,973.16x = 35,845.64 × 15,908.28
  4. Step 4: Simplify right side
    25,973.16x = 570,242,477.90
  5. Step 5: Solve for x
    x = 570,242,477.90/25,973.16
  6. Step 6: Final answer
    x = 21,955.07

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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.