Home / 35,605.41-53,411.73-13,437.42

Finding the Fourth Proportional to 35,605.41, 53,411.73 and 13,437.42

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Solution

The fourth proportional to 35,605.41, 53,411.73 and 13,437.42 is: 20,157.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,605.41 : 53,411.73 = 13,437.42 : x
  2. Step 2: Convert to fraction form
    35,605.41/53,411.73 = 13,437.42/x
  3. Step 3: Cross multiply
    35,605.41x = 53,411.73 × 13,437.42
  4. Step 4: Simplify right side
    35,605.41x = 717,715,848.94
  5. Step 5: Solve for x
    x = 717,715,848.94/35,605.41
  6. Step 6: Final answer
    x = 20,157.49

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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.