Home / 35,780.13-53,659.80-14,432.85

Finding the Fourth Proportional to 35,780.13, 53,659.80 and 14,432.85

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Solution

The fourth proportional to 35,780.13, 53,659.80 and 14,432.85 is: 21,645.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,780.13 : 53,659.80 = 14,432.85 : x
  2. Step 2: Convert to fraction form
    35,780.13/53,659.80 = 14,432.85/x
  3. Step 3: Cross multiply
    35,780.13x = 53,659.80 × 14,432.85
  4. Step 4: Simplify right side
    35,780.13x = 774,463,844.43
  5. Step 5: Solve for x
    x = 774,463,844.43/35,780.13
  6. Step 6: Final answer
    x = 21,645.08

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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.