Home / 30,671.31-46,009.58-8,484.69

Finding the Fourth Proportional to 30,671.31, 46,009.58 and 8,484.69

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Solution

The fourth proportional to 30,671.31, 46,009.58 and 8,484.69 is: 12,727.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,671.31 : 46,009.58 = 8,484.69 : x
  2. Step 2: Convert to fraction form
    30,671.31/46,009.58 = 8,484.69/x
  3. Step 3: Cross multiply
    30,671.31x = 46,009.58 × 8,484.69
  4. Step 4: Simplify right side
    30,671.31x = 390,376,980.91
  5. Step 5: Solve for x
    x = 390,376,980.91/30,671.31
  6. Step 6: Final answer
    x = 12,727.76

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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.