Home / 27,677.60-38,155.52-17,060.16

Finding the Fourth Proportional to 27,677.60, 38,155.52 and 17,060.16

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Solution

The fourth proportional to 27,677.60, 38,155.52 and 17,060.16 is: 23,518.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,677.60 : 38,155.52 = 17,060.16 : x
  2. Step 2: Convert to fraction form
    27,677.60/38,155.52 = 17,060.16/x
  3. Step 3: Cross multiply
    27,677.60x = 38,155.52 × 17,060.16
  4. Step 4: Simplify right side
    27,677.60x = 650,939,276.08
  5. Step 5: Solve for x
    x = 650,939,276.08/27,677.60
  6. Step 6: Final answer
    x = 23,518.63

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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.