Home / 30,961.86-42,727.04-17,533.08

Finding the Fourth Proportional to 30,961.86, 42,727.04 and 17,533.08

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Solution

The fourth proportional to 30,961.86, 42,727.04 and 17,533.08 is: 24,195.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,961.86 : 42,727.04 = 17,533.08 : x
  2. Step 2: Convert to fraction form
    30,961.86/42,727.04 = 17,533.08/x
  3. Step 3: Cross multiply
    30,961.86x = 42,727.04 × 17,533.08
  4. Step 4: Simplify right side
    30,961.86x = 749,136,522.82
  5. Step 5: Solve for x
    x = 749,136,522.82/30,961.86
  6. Step 6: Final answer
    x = 24,195.46

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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.