Home / 38,988.68-58,472.64-10,907.00

Finding the Fourth Proportional to 38,988.68, 58,472.64 and 10,907.00

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Solution

The fourth proportional to 38,988.68, 58,472.64 and 10,907.00 is: 16,357.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,988.68 : 58,472.64 = 10,907.00 : x
  2. Step 2: Convert to fraction form
    38,988.68/58,472.64 = 10,907.00/x
  3. Step 3: Cross multiply
    38,988.68x = 58,472.64 × 10,907.00
  4. Step 4: Simplify right side
    38,988.68x = 637,760,792.12
  5. Step 5: Solve for x
    x = 637,760,792.12/38,988.68
  6. Step 6: Final answer
    x = 16,357.59

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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.