Home / 18,276.23-25,220.72-10,726.32

Finding the Fourth Proportional to 18,276.23, 25,220.72 and 10,726.32

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Solution

The fourth proportional to 18,276.23, 25,220.72 and 10,726.32 is: 14,802.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,276.23 : 25,220.72 = 10,726.32 : x
  2. Step 2: Convert to fraction form
    18,276.23/25,220.72 = 10,726.32/x
  3. Step 3: Cross multiply
    18,276.23x = 25,220.72 × 10,726.32
  4. Step 4: Simplify right side
    18,276.23x = 270,525,574.41
  5. Step 5: Solve for x
    x = 270,525,574.41/18,276.23
  6. Step 6: Final answer
    x = 14,802.04

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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.