Home / 35,649.34-53,570.94-19,021.12

Finding the Fourth Proportional to 35,649.34, 53,570.94 and 19,021.12

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Solution

The fourth proportional to 35,649.34, 53,570.94 and 19,021.12 is: 28,583.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,649.34 : 53,570.94 = 19,021.12 : x
  2. Step 2: Convert to fraction form
    35,649.34/53,570.94 = 19,021.12/x
  3. Step 3: Cross multiply
    35,649.34x = 53,570.94 × 19,021.12
  4. Step 4: Simplify right side
    35,649.34x = 1,018,979,278.25
  5. Step 5: Solve for x
    x = 1,018,979,278.25/35,649.34
  6. Step 6: Final answer
    x = 28,583.40

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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.