Home / 40,681.09-56,137.25-22,775.93

Finding the Fourth Proportional to 40,681.09, 56,137.25 and 22,775.93

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Solution

The fourth proportional to 40,681.09, 56,137.25 and 22,775.93 is: 31,429.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,681.09 : 56,137.25 = 22,775.93 : x
  2. Step 2: Convert to fraction form
    40,681.09/56,137.25 = 22,775.93/x
  3. Step 3: Cross multiply
    40,681.09x = 56,137.25 × 22,775.93
  4. Step 4: Simplify right side
    40,681.09x = 1,278,577,962.51
  5. Step 5: Solve for x
    x = 1,278,577,962.51/40,681.09
  6. Step 6: Final answer
    x = 31,429.29

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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.