Home / 32,731.48-45,164.14-19,300.87

Finding the Fourth Proportional to 32,731.48, 45,164.14 and 19,300.87

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Solution

The fourth proportional to 32,731.48, 45,164.14 and 19,300.87 is: 26,632.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,731.48 : 45,164.14 = 19,300.87 : x
  2. Step 2: Convert to fraction form
    32,731.48/45,164.14 = 19,300.87/x
  3. Step 3: Cross multiply
    32,731.48x = 45,164.14 × 19,300.87
  4. Step 4: Simplify right side
    32,731.48x = 871,707,194.80
  5. Step 5: Solve for x
    x = 871,707,194.80/32,731.48
  6. Step 6: Final answer
    x = 26,632.07

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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.