Home / 18,363.98-25,343.38-10,298.32

Finding the Fourth Proportional to 18,363.98, 25,343.38 and 10,298.32

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Solution

The fourth proportional to 18,363.98, 25,343.38 and 10,298.32 is: 14,212.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,363.98 : 25,343.38 = 10,298.32 : x
  2. Step 2: Convert to fraction form
    18,363.98/25,343.38 = 10,298.32/x
  3. Step 3: Cross multiply
    18,363.98x = 25,343.38 × 10,298.32
  4. Step 4: Simplify right side
    18,363.98x = 260,994,237.12
  5. Step 5: Solve for x
    x = 260,994,237.12/18,363.98
  6. Step 6: Final answer
    x = 14,212.29

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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.