Home / 38,598.75-53,266.28-20,934.75

Finding the Fourth Proportional to 38,598.75, 53,266.28 and 20,934.75

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Solution

The fourth proportional to 38,598.75, 53,266.28 and 20,934.75 is: 28,889.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,598.75 : 53,266.28 = 20,934.75 : x
  2. Step 2: Convert to fraction form
    38,598.75/53,266.28 = 20,934.75/x
  3. Step 3: Cross multiply
    38,598.75x = 53,266.28 × 20,934.75
  4. Step 4: Simplify right side
    38,598.75x = 1,115,116,255.23
  5. Step 5: Solve for x
    x = 1,115,116,255.23/38,598.75
  6. Step 6: Final answer
    x = 28,889.96

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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.