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Finding the Fourth Proportional to 35,506.94, 53,221.90 and 17,507.64

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Solution

The fourth proportional to 35,506.94, 53,221.90 and 17,507.64 is: 26,242.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,506.94 : 53,221.90 = 17,507.64 : x
  2. Step 2: Convert to fraction form
    35,506.94/53,221.90 = 17,507.64/x
  3. Step 3: Cross multiply
    35,506.94x = 53,221.90 × 17,507.64
  4. Step 4: Simplify right side
    35,506.94x = 931,789,865.32
  5. Step 5: Solve for x
    x = 931,789,865.32/35,506.94
  6. Step 6: Final answer
    x = 26,242.47

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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.