Home / 40,547.59-55,950.14-22,640.31

Finding the Fourth Proportional to 40,547.59, 55,950.14 and 22,640.31

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Solution

The fourth proportional to 40,547.59, 55,950.14 and 22,640.31 is: 31,240.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,547.59 : 55,950.14 = 22,640.31 : x
  2. Step 2: Convert to fraction form
    40,547.59/55,950.14 = 22,640.31/x
  3. Step 3: Cross multiply
    40,547.59x = 55,950.14 × 22,640.31
  4. Step 4: Simplify right side
    40,547.59x = 1,266,728,570.74
  5. Step 5: Solve for x
    x = 1,266,728,570.74/40,547.59
  6. Step 6: Final answer
    x = 31,240.54

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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.