Home / 28,927.04-39,918.28-16,351.52

Finding the Fourth Proportional to 28,927.04, 39,918.28 and 16,351.52

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Solution

The fourth proportional to 28,927.04, 39,918.28 and 16,351.52 is: 22,564.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,927.04 : 39,918.28 = 16,351.52 : x
  2. Step 2: Convert to fraction form
    28,927.04/39,918.28 = 16,351.52/x
  3. Step 3: Cross multiply
    28,927.04x = 39,918.28 × 16,351.52
  4. Step 4: Simplify right side
    28,927.04x = 652,724,553.79
  5. Step 5: Solve for x
    x = 652,724,553.79/28,927.04
  6. Step 6: Final answer
    x = 22,564.51

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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.