Home / 27,625.83-38,113.65-18,071.18

Finding the Fourth Proportional to 27,625.83, 38,113.65 and 18,071.18

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Solution

The fourth proportional to 27,625.83, 38,113.65 and 18,071.18 is: 24,931.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,625.83 : 38,113.65 = 18,071.18 : x
  2. Step 2: Convert to fraction form
    27,625.83/38,113.65 = 18,071.18/x
  3. Step 3: Cross multiply
    27,625.83x = 38,113.65 × 18,071.18
  4. Step 4: Simplify right side
    27,625.83x = 688,758,439.04
  5. Step 5: Solve for x
    x = 688,758,439.04/27,625.83
  6. Step 6: Final answer
    x = 24,931.68

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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.