Home / 33,897.49-46,778.88-18,790.45

Finding the Fourth Proportional to 33,897.49, 46,778.88 and 18,790.45

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Solution

The fourth proportional to 33,897.49, 46,778.88 and 18,790.45 is: 25,931.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,897.49 : 46,778.88 = 18,790.45 : x
  2. Step 2: Convert to fraction form
    33,897.49/46,778.88 = 18,790.45/x
  3. Step 3: Cross multiply
    33,897.49x = 46,778.88 × 18,790.45
  4. Step 4: Simplify right side
    33,897.49x = 878,996,159.21
  5. Step 5: Solve for x
    x = 878,996,159.21/33,897.49
  6. Step 6: Final answer
    x = 25,931.01

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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.