Home / 25,366.36-35,014.88-15,295.16

Finding the Fourth Proportional to 25,366.36, 35,014.88 and 15,295.16

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Solution

The fourth proportional to 25,366.36, 35,014.88 and 15,295.16 is: 21,112.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,366.36 : 35,014.88 = 15,295.16 : x
  2. Step 2: Convert to fraction form
    25,366.36/35,014.88 = 15,295.16/x
  3. Step 3: Cross multiply
    25,366.36x = 35,014.88 × 15,295.16
  4. Step 4: Simplify right side
    25,366.36x = 535,558,191.98
  5. Step 5: Solve for x
    x = 535,558,191.98/25,366.36
  6. Step 6: Final answer
    x = 21,112.93

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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.