Home / 32,427.81-44,743.59-19,687.70

Finding the Fourth Proportional to 32,427.81, 44,743.59 and 19,687.70

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Solution

The fourth proportional to 32,427.81, 44,743.59 and 19,687.70 is: 27,164.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,427.81 : 44,743.59 = 19,687.70 : x
  2. Step 2: Convert to fraction form
    32,427.81/44,743.59 = 19,687.70/x
  3. Step 3: Cross multiply
    32,427.81x = 44,743.59 × 19,687.70
  4. Step 4: Simplify right side
    32,427.81x = 880,898,488.70
  5. Step 5: Solve for x
    x = 880,898,488.70/32,427.81
  6. Step 6: Final answer
    x = 27,164.91

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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.