Home / 35,840.69-53,761.78-13,043.76

Finding the Fourth Proportional to 35,840.69, 53,761.78 and 13,043.76

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Solution

The fourth proportional to 35,840.69, 53,761.78 and 13,043.76 is: 19,565.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,840.69 : 53,761.78 = 13,043.76 : x
  2. Step 2: Convert to fraction form
    35,840.69/53,761.78 = 13,043.76/x
  3. Step 3: Cross multiply
    35,840.69x = 53,761.78 × 13,043.76
  4. Step 4: Simplify right side
    35,840.69x = 701,255,755.49
  5. Step 5: Solve for x
    x = 701,255,755.49/35,840.69
  6. Step 6: Final answer
    x = 19,565.91

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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.