Home / 22,607.28-31,197.96-12,535.74

Finding the Fourth Proportional to 22,607.28, 31,197.96 and 12,535.74

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Solution

The fourth proportional to 22,607.28, 31,197.96 and 12,535.74 is: 17,299.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,607.28 : 31,197.96 = 12,535.74 : x
  2. Step 2: Convert to fraction form
    22,607.28/31,197.96 = 12,535.74/x
  3. Step 3: Cross multiply
    22,607.28x = 31,197.96 × 12,535.74
  4. Step 4: Simplify right side
    22,607.28x = 391,089,515.09
  5. Step 5: Solve for x
    x = 391,089,515.09/22,607.28
  6. Step 6: Final answer
    x = 17,299.27

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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.