Home / 19,913.09-29,888.10-10,059.28

Finding the Fourth Proportional to 19,913.09, 29,888.10 and 10,059.28

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Solution

The fourth proportional to 19,913.09, 29,888.10 and 10,059.28 is: 15,098.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,913.09 : 29,888.10 = 10,059.28 : x
  2. Step 2: Convert to fraction form
    19,913.09/29,888.10 = 10,059.28/x
  3. Step 3: Cross multiply
    19,913.09x = 29,888.10 × 10,059.28
  4. Step 4: Simplify right side
    19,913.09x = 300,652,691.85
  5. Step 5: Solve for x
    x = 300,652,691.85/19,913.09
  6. Step 6: Final answer
    x = 15,098.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.