Home / 18,335.71-25,301.28-10,376.35

Finding the Fourth Proportional to 18,335.71, 25,301.28 and 10,376.35

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Solution

The fourth proportional to 18,335.71, 25,301.28 and 10,376.35 is: 14,318.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.71 : 25,301.28 = 10,376.35 : x
  2. Step 2: Convert to fraction form
    18,335.71/25,301.28 = 10,376.35/x
  3. Step 3: Cross multiply
    18,335.71x = 25,301.28 × 10,376.35
  4. Step 4: Simplify right side
    18,335.71x = 262,534,873.47
  5. Step 5: Solve for x
    x = 262,534,873.47/18,335.71
  6. Step 6: Final answer
    x = 14,318.23

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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.