Home / 22,665.03-31,282.22-14,483.40

Finding the Fourth Proportional to 22,665.03, 31,282.22 and 14,483.40

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Solution

The fourth proportional to 22,665.03, 31,282.22 and 14,483.40 is: 19,989.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,665.03 : 31,282.22 = 14,483.40 : x
  2. Step 2: Convert to fraction form
    22,665.03/31,282.22 = 14,483.40/x
  3. Step 3: Cross multiply
    22,665.03x = 31,282.22 × 14,483.40
  4. Step 4: Simplify right side
    22,665.03x = 453,072,905.15
  5. Step 5: Solve for x
    x = 453,072,905.15/22,665.03
  6. Step 6: Final answer
    x = 19,989.95

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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.