Home / 26,346.62-36,341.70-18,385.94

Finding the Fourth Proportional to 26,346.62, 36,341.70 and 18,385.94

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Solution

The fourth proportional to 26,346.62, 36,341.70 and 18,385.94 is: 25,360.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,346.62 : 36,341.70 = 18,385.94 : x
  2. Step 2: Convert to fraction form
    26,346.62/36,341.70 = 18,385.94/x
  3. Step 3: Cross multiply
    26,346.62x = 36,341.70 × 18,385.94
  4. Step 4: Simplify right side
    26,346.62x = 668,176,133.99
  5. Step 5: Solve for x
    x = 668,176,133.99/26,346.62
  6. Step 6: Final answer
    x = 25,360.99

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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.