Home / 30,856.28-46,278.50-15,045.41

Finding the Fourth Proportional to 30,856.28, 46,278.50 and 15,045.41

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Solution

The fourth proportional to 30,856.28, 46,278.50 and 15,045.41 is: 22,565.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,856.28 : 46,278.50 = 15,045.41 : x
  2. Step 2: Convert to fraction form
    30,856.28/46,278.50 = 15,045.41/x
  3. Step 3: Cross multiply
    30,856.28x = 46,278.50 × 15,045.41
  4. Step 4: Simplify right side
    30,856.28x = 696,279,047.15
  5. Step 5: Solve for x
    x = 696,279,047.15/30,856.28
  6. Step 6: Final answer
    x = 22,565.23

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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.