Home / 30,594.61-42,221.20-17,166.83

Finding the Fourth Proportional to 30,594.61, 42,221.20 and 17,166.83

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Solution

The fourth proportional to 30,594.61, 42,221.20 and 17,166.83 is: 23,690.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,594.61 : 42,221.20 = 17,166.83 : x
  2. Step 2: Convert to fraction form
    30,594.61/42,221.20 = 17,166.83/x
  3. Step 3: Cross multiply
    30,594.61x = 42,221.20 × 17,166.83
  4. Step 4: Simplify right side
    30,594.61x = 724,804,162.80
  5. Step 5: Solve for x
    x = 724,804,162.80/30,594.61
  6. Step 6: Final answer
    x = 23,690.58

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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.