Home / 40,225.02-55,507.86-22,318.89

Finding the Fourth Proportional to 40,225.02, 55,507.86 and 22,318.89

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Solution

The fourth proportional to 40,225.02, 55,507.86 and 22,318.89 is: 30,798.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,225.02 : 55,507.86 = 22,318.89 : x
  2. Step 2: Convert to fraction form
    40,225.02/55,507.86 = 22,318.89/x
  3. Step 3: Cross multiply
    40,225.02x = 55,507.86 × 22,318.89
  4. Step 4: Simplify right side
    40,225.02x = 1,238,873,821.48
  5. Step 5: Solve for x
    x = 1,238,873,821.48/40,225.02
  6. Step 6: Final answer
    x = 30,798.59

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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.