Home / 27,582.95-38,053.04-18,019.55

Finding the Fourth Proportional to 27,582.95, 38,053.04 and 18,019.55

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Solution

The fourth proportional to 27,582.95, 38,053.04 and 18,019.55 is: 24,859.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,582.95 : 38,053.04 = 18,019.55 : x
  2. Step 2: Convert to fraction form
    27,582.95/38,053.04 = 18,019.55/x
  3. Step 3: Cross multiply
    27,582.95x = 38,053.04 × 18,019.55
  4. Step 4: Simplify right side
    27,582.95x = 685,698,376.57
  5. Step 5: Solve for x
    x = 685,698,376.57/27,582.95
  6. Step 6: Final answer
    x = 24,859.51

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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.