Home / 31,111.20-46,666.80-22,363.20

Finding the Fourth Proportional to 31,111.20, 46,666.80 and 22,363.20

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Solution

The fourth proportional to 31,111.20, 46,666.80 and 22,363.20 is: 33,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,111.20 : 46,666.80 = 22,363.20 : x
  2. Step 2: Convert to fraction form
    31,111.20/46,666.80 = 22,363.20/x
  3. Step 3: Cross multiply
    31,111.20x = 46,666.80 × 22,363.20
  4. Step 4: Simplify right side
    31,111.20x = 1,043,618,981.76
  5. Step 5: Solve for x
    x = 1,043,618,981.76/31,111.20
  6. Step 6: Final answer
    x = 33,544.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.