Home / 22,655.02-31,263-12,583.90

Finding the Fourth Proportional to 22,655.02, 31,263 and 12,583.90

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Solution

The fourth proportional to 22,655.02, 31,263 and 12,583.90 is: 17,365.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,655.02 : 31,263 = 12,583.90 : x
  2. Step 2: Convert to fraction form
    22,655.02/31,263 = 12,583.90/x
  3. Step 3: Cross multiply
    22,655.02x = 31,263 × 12,583.90
  4. Step 4: Simplify right side
    22,655.02x = 393,410,465.70
  5. Step 5: Solve for x
    x = 393,410,465.70/22,655.02
  6. Step 6: Final answer
    x = 17,365.27

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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.