Home / 31,558.05-43,547.09-17,409.99

Finding the Fourth Proportional to 31,558.05, 43,547.09 and 17,409.99

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Solution

The fourth proportional to 31,558.05, 43,547.09 and 17,409.99 is: 24,024.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,558.05 : 43,547.09 = 17,409.99 : x
  2. Step 2: Convert to fraction form
    31,558.05/43,547.09 = 17,409.99/x
  3. Step 3: Cross multiply
    31,558.05x = 43,547.09 × 17,409.99
  4. Step 4: Simplify right side
    31,558.05x = 758,154,314.38
  5. Step 5: Solve for x
    x = 758,154,314.38/31,558.05
  6. Step 6: Final answer
    x = 24,024.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.