Home / 18,561.32-25,612.18-10,496.08

Finding the Fourth Proportional to 18,561.32, 25,612.18 and 10,496.08

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Solution

The fourth proportional to 18,561.32, 25,612.18 and 10,496.08 is: 14,483.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,561.32 : 25,612.18 = 10,496.08 : x
  2. Step 2: Convert to fraction form
    18,561.32/25,612.18 = 10,496.08/x
  3. Step 3: Cross multiply
    18,561.32x = 25,612.18 × 10,496.08
  4. Step 4: Simplify right side
    18,561.32x = 268,827,496.03
  5. Step 5: Solve for x
    x = 268,827,496.03/18,561.32
  6. Step 6: Final answer
    x = 14,483.21

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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.