Home / 30,793.17-42,494.60-16,646.01

Finding the Fourth Proportional to 30,793.17, 42,494.60 and 16,646.01

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Solution

The fourth proportional to 30,793.17, 42,494.60 and 16,646.01 is: 22,971.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,793.17 : 42,494.60 = 16,646.01 : x
  2. Step 2: Convert to fraction form
    30,793.17/42,494.60 = 16,646.01/x
  3. Step 3: Cross multiply
    30,793.17x = 42,494.60 × 16,646.01
  4. Step 4: Simplify right side
    30,793.17x = 707,365,536.55
  5. Step 5: Solve for x
    x = 707,365,536.55/30,793.17
  6. Step 6: Final answer
    x = 22,971.51

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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.