Home / 31,009.30-46,498.61-13,237.19

Finding the Fourth Proportional to 31,009.30, 46,498.61 and 13,237.19

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Solution

The fourth proportional to 31,009.30, 46,498.61 and 13,237.19 is: 19,849.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,009.30 : 46,498.61 = 13,237.19 : x
  2. Step 2: Convert to fraction form
    31,009.30/46,498.61 = 13,237.19/x
  3. Step 3: Cross multiply
    31,009.30x = 46,498.61 × 13,237.19
  4. Step 4: Simplify right side
    31,009.30x = 615,511,084.65
  5. Step 5: Solve for x
    x = 615,511,084.65/31,009.30
  6. Step 6: Final answer
    x = 19,849.24

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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.