Home / 25,528.32-35,220.48-14,911.92

Finding the Fourth Proportional to 25,528.32, 35,220.48 and 14,911.92

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Solution

The fourth proportional to 25,528.32, 35,220.48 and 14,911.92 is: 20,573.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,528.32 : 35,220.48 = 14,911.92 : x
  2. Step 2: Convert to fraction form
    25,528.32/35,220.48 = 14,911.92/x
  3. Step 3: Cross multiply
    25,528.32x = 35,220.48 × 14,911.92
  4. Step 4: Simplify right side
    25,528.32x = 525,204,980.12
  5. Step 5: Solve for x
    x = 525,204,980.12/25,528.32
  6. Step 6: Final answer
    x = 20,573.43

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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.