Home / 35,563.98-53,308.53-11,865.18

Finding the Fourth Proportional to 35,563.98, 53,308.53 and 11,865.18

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Solution

The fourth proportional to 35,563.98, 53,308.53 and 11,865.18 is: 17,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,563.98 : 53,308.53 = 11,865.18 : x
  2. Step 2: Convert to fraction form
    35,563.98/53,308.53 = 11,865.18/x
  3. Step 3: Cross multiply
    35,563.98x = 53,308.53 × 11,865.18
  4. Step 4: Simplify right side
    35,563.98x = 632,515,303.99
  5. Step 5: Solve for x
    x = 632,515,303.99/35,563.98
  6. Step 6: Final answer
    x = 17,785.28

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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.