Home / 22,794.50-31,457.64-13,366.10

Finding the Fourth Proportional to 22,794.50, 31,457.64 and 13,366.10

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Solution

The fourth proportional to 22,794.50, 31,457.64 and 13,366.10 is: 18,445.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,794.50 : 31,457.64 = 13,366.10 : x
  2. Step 2: Convert to fraction form
    22,794.50/31,457.64 = 13,366.10/x
  3. Step 3: Cross multiply
    22,794.50x = 31,457.64 × 13,366.10
  4. Step 4: Simplify right side
    22,794.50x = 420,465,962.00
  5. Step 5: Solve for x
    x = 420,465,962.00/22,794.50
  6. Step 6: Final answer
    x = 18,445.94

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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.