Home / 20,301.02-30,377.71-16,758.08

Finding the Fourth Proportional to 20,301.02, 30,377.71 and 16,758.08

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Solution

The fourth proportional to 20,301.02, 30,377.71 and 16,758.08 is: 25,076.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,301.02 : 30,377.71 = 16,758.08 : x
  2. Step 2: Convert to fraction form
    20,301.02/30,377.71 = 16,758.08/x
  3. Step 3: Cross multiply
    20,301.02x = 30,377.71 × 16,758.08
  4. Step 4: Simplify right side
    20,301.02x = 509,072,094.40
  5. Step 5: Solve for x
    x = 509,072,094.40/20,301.02
  6. Step 6: Final answer
    x = 25,076.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.