Home / 30,526.47-42,121.62-17,098.29

Finding the Fourth Proportional to 30,526.47, 42,121.62 and 17,098.29

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Solution

The fourth proportional to 30,526.47, 42,121.62 and 17,098.29 is: 23,592.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,526.47 : 42,121.62 = 17,098.29 : x
  2. Step 2: Convert to fraction form
    30,526.47/42,121.62 = 17,098.29/x
  3. Step 3: Cross multiply
    30,526.47x = 42,121.62 × 17,098.29
  4. Step 4: Simplify right side
    30,526.47x = 720,207,674.03
  5. Step 5: Solve for x
    x = 720,207,674.03/30,526.47
  6. Step 6: Final answer
    x = 23,592.89

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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.