Home / 35,507.10-53,260.59-20,705.64

Finding the Fourth Proportional to 35,507.10, 53,260.59 and 20,705.64

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Solution

The fourth proportional to 35,507.10, 53,260.59 and 20,705.64 is: 31,058.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,507.10 : 53,260.59 = 20,705.64 : x
  2. Step 2: Convert to fraction form
    35,507.10/53,260.59 = 20,705.64/x
  3. Step 3: Cross multiply
    35,507.10x = 53,260.59 × 20,705.64
  4. Step 4: Simplify right side
    35,507.10x = 1,102,794,602.73
  5. Step 5: Solve for x
    x = 1,102,794,602.73/35,507.10
  6. Step 6: Final answer
    x = 31,058.42

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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.