Home / 35,455.64-53,192.67-13,270.76

Finding the Fourth Proportional to 35,455.64, 53,192.67 and 13,270.76

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Solution

The fourth proportional to 35,455.64, 53,192.67 and 13,270.76 is: 19,909.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.64 : 53,192.67 = 13,270.76 : x
  2. Step 2: Convert to fraction form
    35,455.64/53,192.67 = 13,270.76/x
  3. Step 3: Cross multiply
    35,455.64x = 53,192.67 × 13,270.76
  4. Step 4: Simplify right side
    35,455.64x = 705,907,157.33
  5. Step 5: Solve for x
    x = 705,907,157.33/35,455.64
  6. Step 6: Final answer
    x = 19,909.59

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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.