Home / 18,046.90-24,911.56-16,155.06

Finding the Fourth Proportional to 18,046.90, 24,911.56 and 16,155.06

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Solution

The fourth proportional to 18,046.90, 24,911.56 and 16,155.06 is: 22,300.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,046.90 : 24,911.56 = 16,155.06 : x
  2. Step 2: Convert to fraction form
    18,046.90/24,911.56 = 16,155.06/x
  3. Step 3: Cross multiply
    18,046.90x = 24,911.56 × 16,155.06
  4. Step 4: Simplify right side
    18,046.90x = 402,447,813.40
  5. Step 5: Solve for x
    x = 402,447,813.40/18,046.90
  6. Step 6: Final answer
    x = 22,300.11

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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.