Home / 30,966.96-46,455.66-14,320.20

Finding the Fourth Proportional to 30,966.96, 46,455.66 and 14,320.20

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Solution

The fourth proportional to 30,966.96, 46,455.66 and 14,320.20 is: 21,482.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,966.96 : 46,455.66 = 14,320.20 : x
  2. Step 2: Convert to fraction form
    30,966.96/46,455.66 = 14,320.20/x
  3. Step 3: Cross multiply
    30,966.96x = 46,455.66 × 14,320.20
  4. Step 4: Simplify right side
    30,966.96x = 665,254,342.33
  5. Step 5: Solve for x
    x = 665,254,342.33/30,966.96
  6. Step 6: Final answer
    x = 21,482.71

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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.