Home / 32,614.28-45,014.70-19,871.60

Finding the Fourth Proportional to 32,614.28, 45,014.70 and 19,871.60

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Solution

The fourth proportional to 32,614.28, 45,014.70 and 19,871.60 is: 27,427.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,614.28 : 45,014.70 = 19,871.60 : x
  2. Step 2: Convert to fraction form
    32,614.28/45,014.70 = 19,871.60/x
  3. Step 3: Cross multiply
    32,614.28x = 45,014.70 × 19,871.60
  4. Step 4: Simplify right side
    32,614.28x = 894,514,112.52
  5. Step 5: Solve for x
    x = 894,514,112.52/32,614.28
  6. Step 6: Final answer
    x = 27,427.07

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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.