Home / 18,370.64-25,349.40-10,411.16

Finding the Fourth Proportional to 18,370.64, 25,349.40 and 10,411.16

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Solution

The fourth proportional to 18,370.64, 25,349.40 and 10,411.16 is: 14,366.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,370.64 : 25,349.40 = 10,411.16 : x
  2. Step 2: Convert to fraction form
    18,370.64/25,349.40 = 10,411.16/x
  3. Step 3: Cross multiply
    18,370.64x = 25,349.40 × 10,411.16
  4. Step 4: Simplify right side
    18,370.64x = 263,916,659.30
  5. Step 5: Solve for x
    x = 263,916,659.30/18,370.64
  6. Step 6: Final answer
    x = 14,366.22

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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.