Home / 27,815.74-38,363.38-24,451.40

Finding the Fourth Proportional to 27,815.74, 38,363.38 and 24,451.40

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Solution

The fourth proportional to 27,815.74, 38,363.38 and 24,451.40 is: 33,723.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,815.74 : 38,363.38 = 24,451.40 : x
  2. Step 2: Convert to fraction form
    27,815.74/38,363.38 = 24,451.40/x
  3. Step 3: Cross multiply
    27,815.74x = 38,363.38 × 24,451.40
  4. Step 4: Simplify right side
    27,815.74x = 938,038,384.51
  5. Step 5: Solve for x
    x = 938,038,384.51/27,815.74
  6. Step 6: Final answer
    x = 33,723.30

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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.