Home / 31,875.13-43,986.49-17,727.67

Finding the Fourth Proportional to 31,875.13, 43,986.49 and 17,727.67

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Solution

The fourth proportional to 31,875.13, 43,986.49 and 17,727.67 is: 24,463.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,875.13 : 43,986.49 = 17,727.67 : x
  2. Step 2: Convert to fraction form
    31,875.13/43,986.49 = 17,727.67/x
  3. Step 3: Cross multiply
    31,875.13x = 43,986.49 × 17,727.67
  4. Step 4: Simplify right side
    31,875.13x = 779,777,979.18
  5. Step 5: Solve for x
    x = 779,777,979.18/31,875.13
  6. Step 6: Final answer
    x = 24,463.52

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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.