Home / 32,731.74-45,174.93-19,304.47

Finding the Fourth Proportional to 32,731.74, 45,174.93 and 19,304.47

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Solution

The fourth proportional to 32,731.74, 45,174.93 and 19,304.47 is: 26,643.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,731.74 : 45,174.93 = 19,304.47 : x
  2. Step 2: Convert to fraction form
    32,731.74/45,174.93 = 19,304.47/x
  3. Step 3: Cross multiply
    32,731.74x = 45,174.93 × 19,304.47
  4. Step 4: Simplify right side
    32,731.74x = 872,078,173.60
  5. Step 5: Solve for x
    x = 872,078,173.60/32,731.74
  6. Step 6: Final answer
    x = 26,643.20

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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.