Home / 25,116.32-34,660.24-14,509.28

Finding the Fourth Proportional to 25,116.32, 34,660.24 and 14,509.28

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Solution

The fourth proportional to 25,116.32, 34,660.24 and 14,509.28 is: 20,022.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,116.32 : 34,660.24 = 14,509.28 : x
  2. Step 2: Convert to fraction form
    25,116.32/34,660.24 = 14,509.28/x
  3. Step 3: Cross multiply
    25,116.32x = 34,660.24 × 14,509.28
  4. Step 4: Simplify right side
    25,116.32x = 502,895,127.03
  5. Step 5: Solve for x
    x = 502,895,127.03/25,116.32
  6. Step 6: Final answer
    x = 20,022.64

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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.