Home / 31,186.92-46,783.53-10,126.08

Finding the Fourth Proportional to 31,186.92, 46,783.53 and 10,126.08

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Solution

The fourth proportional to 31,186.92, 46,783.53 and 10,126.08 is: 15,190.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,186.92 : 46,783.53 = 10,126.08 : x
  2. Step 2: Convert to fraction form
    31,186.92/46,783.53 = 10,126.08/x
  3. Step 3: Cross multiply
    31,186.92x = 46,783.53 × 10,126.08
  4. Step 4: Simplify right side
    31,186.92x = 473,733,767.46
  5. Step 5: Solve for x
    x = 473,733,767.46/31,186.92
  6. Step 6: Final answer
    x = 15,190.14

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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.