Home / 30,889.44-42,628.08-17,459.89

Finding the Fourth Proportional to 30,889.44, 42,628.08 and 17,459.89

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Solution

The fourth proportional to 30,889.44, 42,628.08 and 17,459.89 is: 24,095.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,889.44 : 42,628.08 = 17,459.89 : x
  2. Step 2: Convert to fraction form
    30,889.44/42,628.08 = 17,459.89/x
  3. Step 3: Cross multiply
    30,889.44x = 42,628.08 × 17,459.89
  4. Step 4: Simplify right side
    30,889.44x = 744,281,528.33
  5. Step 5: Solve for x
    x = 744,281,528.33/30,889.44
  6. Step 6: Final answer
    x = 24,095.02

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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.