Home / 30,955.48-46,435.68-18,560.08

Finding the Fourth Proportional to 30,955.48, 46,435.68 and 18,560.08

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Solution

The fourth proportional to 30,955.48, 46,435.68 and 18,560.08 is: 27,841.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,955.48 : 46,435.68 = 18,560.08 : x
  2. Step 2: Convert to fraction form
    30,955.48/46,435.68 = 18,560.08/x
  3. Step 3: Cross multiply
    30,955.48x = 46,435.68 × 18,560.08
  4. Step 4: Simplify right side
    30,955.48x = 861,849,935.65
  5. Step 5: Solve for x
    x = 861,849,935.65/30,955.48
  6. Step 6: Final answer
    x = 27,841.59

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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.