Home / 25,364.34-35,004.15-15,935.94

Finding the Fourth Proportional to 25,364.34, 35,004.15 and 15,935.94

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Solution

The fourth proportional to 25,364.34, 35,004.15 and 15,935.94 is: 21,992.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,364.34 : 35,004.15 = 15,935.94 : x
  2. Step 2: Convert to fraction form
    25,364.34/35,004.15 = 15,935.94/x
  3. Step 3: Cross multiply
    25,364.34x = 35,004.15 × 15,935.94
  4. Step 4: Simplify right side
    25,364.34x = 557,824,034.15
  5. Step 5: Solve for x
    x = 557,824,034.15/25,364.34
  6. Step 6: Final answer
    x = 21,992.45

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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.