Home / 27,948.04-38,567.90-15,200.94

Finding the Fourth Proportional to 27,948.04, 38,567.90 and 15,200.94

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Solution

The fourth proportional to 27,948.04, 38,567.90 and 15,200.94 is: 20,977.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,948.04 : 38,567.90 = 15,200.94 : x
  2. Step 2: Convert to fraction form
    27,948.04/38,567.90 = 15,200.94/x
  3. Step 3: Cross multiply
    27,948.04x = 38,567.90 × 15,200.94
  4. Step 4: Simplify right side
    27,948.04x = 586,268,333.83
  5. Step 5: Solve for x
    x = 586,268,333.83/27,948.04
  6. Step 6: Final answer
    x = 20,977.08

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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.