Home / 30,707.91-46,063.08-13,165.74

Finding the Fourth Proportional to 30,707.91, 46,063.08 and 13,165.74

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Solution

The fourth proportional to 30,707.91, 46,063.08 and 13,165.74 is: 19,749.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,707.91 : 46,063.08 = 13,165.74 : x
  2. Step 2: Convert to fraction form
    30,707.91/46,063.08 = 13,165.74/x
  3. Step 3: Cross multiply
    30,707.91x = 46,063.08 × 13,165.74
  4. Step 4: Simplify right side
    30,707.91x = 606,454,534.88
  5. Step 5: Solve for x
    x = 606,454,534.88/30,707.91
  6. Step 6: Final answer
    x = 19,749.13

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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.