Home / 31,510.59-43,482.96-19,573.68

Finding the Fourth Proportional to 31,510.59, 43,482.96 and 19,573.68

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Solution

The fourth proportional to 31,510.59, 43,482.96 and 19,573.68 is: 27,010.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,510.59 : 43,482.96 = 19,573.68 : x
  2. Step 2: Convert to fraction form
    31,510.59/43,482.96 = 19,573.68/x
  3. Step 3: Cross multiply
    31,510.59x = 43,482.96 × 19,573.68
  4. Step 4: Simplify right side
    31,510.59x = 851,121,544.49
  5. Step 5: Solve for x
    x = 851,121,544.49/31,510.59
  6. Step 6: Final answer
    x = 27,010.66

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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.