Home / 26,424.28-39,558.66-17,637.40

Finding the Fourth Proportional to 26,424.28, 39,558.66 and 17,637.40

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Solution

The fourth proportional to 26,424.28, 39,558.66 and 17,637.40 is: 26,404.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,424.28 : 39,558.66 = 17,637.40 : x
  2. Step 2: Convert to fraction form
    26,424.28/39,558.66 = 17,637.40/x
  3. Step 3: Cross multiply
    26,424.28x = 39,558.66 × 17,637.40
  4. Step 4: Simplify right side
    26,424.28x = 697,711,909.88
  5. Step 5: Solve for x
    x = 697,711,909.88/26,424.28
  6. Step 6: Final answer
    x = 26,404.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.