Home / 18,853.31-26,017.58-10,469.81

Finding the Fourth Proportional to 18,853.31, 26,017.58 and 10,469.81

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Solution

The fourth proportional to 18,853.31, 26,017.58 and 10,469.81 is: 14,448.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,853.31 : 26,017.58 = 10,469.81 : x
  2. Step 2: Convert to fraction form
    18,853.31/26,017.58 = 10,469.81/x
  3. Step 3: Cross multiply
    18,853.31x = 26,017.58 × 10,469.81
  4. Step 4: Simplify right side
    18,853.31x = 272,399,210.48
  5. Step 5: Solve for x
    x = 272,399,210.48/18,853.31
  6. Step 6: Final answer
    x = 14,448.35

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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.