Home / 44,047.49-66,057.84-12,455.06

Finding the Fourth Proportional to 44,047.49, 66,057.84 and 12,455.06

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Solution

The fourth proportional to 44,047.49, 66,057.84 and 12,455.06 is: 18,678.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,047.49 : 66,057.84 = 12,455.06 : x
  2. Step 2: Convert to fraction form
    44,047.49/66,057.84 = 12,455.06/x
  3. Step 3: Cross multiply
    44,047.49x = 66,057.84 × 12,455.06
  4. Step 4: Simplify right side
    44,047.49x = 822,754,360.67
  5. Step 5: Solve for x
    x = 822,754,360.67/44,047.49
  6. Step 6: Final answer
    x = 18,678.80

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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.