Home / 31,111.68-46,663.14-8,926.94

Finding the Fourth Proportional to 31,111.68, 46,663.14 and 8,926.94

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Solution

The fourth proportional to 31,111.68, 46,663.14 and 8,926.94 is: 13,389.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,111.68 : 46,663.14 = 8,926.94 : x
  2. Step 2: Convert to fraction form
    31,111.68/46,663.14 = 8,926.94/x
  3. Step 3: Cross multiply
    31,111.68x = 46,663.14 × 8,926.94
  4. Step 4: Simplify right side
    31,111.68x = 416,559,050.99
  5. Step 5: Solve for x
    x = 416,559,050.99/31,111.68
  6. Step 6: Final answer
    x = 13,389.15

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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.