Home / 22,914.50-31,617.21-13,484.10

Finding the Fourth Proportional to 22,914.50, 31,617.21 and 13,484.10

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Solution

The fourth proportional to 22,914.50, 31,617.21 and 13,484.10 is: 18,605.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,914.50 : 31,617.21 = 13,484.10 : x
  2. Step 2: Convert to fraction form
    22,914.50/31,617.21 = 13,484.10/x
  3. Step 3: Cross multiply
    22,914.50x = 31,617.21 × 13,484.10
  4. Step 4: Simplify right side
    22,914.50x = 426,329,621.36
  5. Step 5: Solve for x
    x = 426,329,621.36/22,914.50
  6. Step 6: Final answer
    x = 18,605.23

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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.