Home / 27,624.15-38,111.32-18,069.48

Finding the Fourth Proportional to 27,624.15, 38,111.32 and 18,069.48

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Solution

The fourth proportional to 27,624.15, 38,111.32 and 18,069.48 is: 24,929.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,624.15 : 38,111.32 = 18,069.48 : x
  2. Step 2: Convert to fraction form
    27,624.15/38,111.32 = 18,069.48/x
  3. Step 3: Cross multiply
    27,624.15x = 38,111.32 × 18,069.48
  4. Step 4: Simplify right side
    27,624.15x = 688,651,782.51
  5. Step 5: Solve for x
    x = 688,651,782.51/27,624.15
  6. Step 6: Final answer
    x = 24,929.34

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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.