Home / 28,233.81-42,370.16-10,703.79

Finding the Fourth Proportional to 28,233.81, 42,370.16 and 10,703.79

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Solution

The fourth proportional to 28,233.81, 42,370.16 and 10,703.79 is: 16,063.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,233.81 : 42,370.16 = 10,703.79 : x
  2. Step 2: Convert to fraction form
    28,233.81/42,370.16 = 10,703.79/x
  3. Step 3: Cross multiply
    28,233.81x = 42,370.16 × 10,703.79
  4. Step 4: Simplify right side
    28,233.81x = 453,521,241.39
  5. Step 5: Solve for x
    x = 453,521,241.39/28,233.81
  6. Step 6: Final answer
    x = 16,063.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.