Home / 40,829.06-56,339.55-22,921.58

Finding the Fourth Proportional to 40,829.06, 56,339.55 and 22,921.58

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Solution

The fourth proportional to 40,829.06, 56,339.55 and 22,921.58 is: 31,629.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,829.06 : 56,339.55 = 22,921.58 : x
  2. Step 2: Convert to fraction form
    40,829.06/56,339.55 = 22,921.58/x
  3. Step 3: Cross multiply
    40,829.06x = 56,339.55 × 22,921.58
  4. Step 4: Simplify right side
    40,829.06x = 1,291,391,643.34
  5. Step 5: Solve for x
    x = 1,291,391,643.34/40,829.06
  6. Step 6: Final answer
    x = 31,629.23

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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.