Home / 20,852.16-31,277.08-5,860.28

Finding the Fourth Proportional to 20,852.16, 31,277.08 and 5,860.28

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Solution

The fourth proportional to 20,852.16, 31,277.08 and 5,860.28 is: 8,790.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,852.16 : 31,277.08 = 5,860.28 : x
  2. Step 2: Convert to fraction form
    20,852.16/31,277.08 = 5,860.28/x
  3. Step 3: Cross multiply
    20,852.16x = 31,277.08 × 5,860.28
  4. Step 4: Simplify right side
    20,852.16x = 183,292,446.38
  5. Step 5: Solve for x
    x = 183,292,446.38/20,852.16
  6. Step 6: Final answer
    x = 8,790.09

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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.