Home / 55,785.19-83,677.78-14,232.19

Finding the Fourth Proportional to 55,785.19, 83,677.78 and 14,232.19

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Solution

The fourth proportional to 55,785.19, 83,677.78 and 14,232.19 is: 21,348.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,785.19 : 83,677.78 = 14,232.19 : x
  2. Step 2: Convert to fraction form
    55,785.19/83,677.78 = 14,232.19/x
  3. Step 3: Cross multiply
    55,785.19x = 83,677.78 × 14,232.19
  4. Step 4: Simplify right side
    55,785.19x = 1,190,918,063.74
  5. Step 5: Solve for x
    x = 1,190,918,063.74/55,785.19
  6. Step 6: Final answer
    x = 21,348.28

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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.