Home / 26,438.20-36,465.58-22,453

Finding the Fourth Proportional to 26,438.20, 36,465.58 and 22,453

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Solution

The fourth proportional to 26,438.20, 36,465.58 and 22,453 is: 30,968.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,438.20 : 36,465.58 = 22,453 : x
  2. Step 2: Convert to fraction form
    26,438.20/36,465.58 = 22,453/x
  3. Step 3: Cross multiply
    26,438.20x = 36,465.58 × 22,453
  4. Step 4: Simplify right side
    26,438.20x = 818,761,667.74
  5. Step 5: Solve for x
    x = 818,761,667.74/26,438.20
  6. Step 6: Final answer
    x = 30,968.89

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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.