Home / 30,856.42-46,278.76-15,045.58

Finding the Fourth Proportional to 30,856.42, 46,278.76 and 15,045.58

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Solution

The fourth proportional to 30,856.42, 46,278.76 and 15,045.58 is: 22,565.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,856.42 : 46,278.76 = 15,045.58 : x
  2. Step 2: Convert to fraction form
    30,856.42/46,278.76 = 15,045.58/x
  3. Step 3: Cross multiply
    30,856.42x = 46,278.76 × 15,045.58
  4. Step 4: Simplify right side
    30,856.42x = 696,290,785.88
  5. Step 5: Solve for x
    x = 696,290,785.88/30,856.42
  6. Step 6: Final answer
    x = 22,565.51

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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.