Home / 42,733.49-64,092.83-11,561.45

Finding the Fourth Proportional to 42,733.49, 64,092.83 and 11,561.45

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Solution

The fourth proportional to 42,733.49, 64,092.83 and 11,561.45 is: 17,340.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,733.49 : 64,092.83 = 11,561.45 : x
  2. Step 2: Convert to fraction form
    42,733.49/64,092.83 = 11,561.45/x
  3. Step 3: Cross multiply
    42,733.49x = 64,092.83 × 11,561.45
  4. Step 4: Simplify right side
    42,733.49x = 741,005,671.13
  5. Step 5: Solve for x
    x = 741,005,671.13/42,733.49
  6. Step 6: Final answer
    x = 17,340.16

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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.