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Finding the Fourth Proportional to 35,505.94, 53,220.40 and 17,506.64

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Solution

The fourth proportional to 35,505.94, 53,220.40 and 17,506.64 is: 26,240.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,505.94 : 53,220.40 = 17,506.64 : x
  2. Step 2: Convert to fraction form
    35,505.94/53,220.40 = 17,506.64/x
  3. Step 3: Cross multiply
    35,505.94x = 53,220.40 × 17,506.64
  4. Step 4: Simplify right side
    35,505.94x = 931,710,383.46
  5. Step 5: Solve for x
    x = 931,710,383.46/35,505.94
  6. Step 6: Final answer
    x = 26,240.97

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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.