Home / 35,417.19-53,108.83-20,630.32

Finding the Fourth Proportional to 35,417.19, 53,108.83 and 20,630.32

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Solution

The fourth proportional to 35,417.19, 53,108.83 and 20,630.32 is: 30,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,417.19 : 53,108.83 = 20,630.32 : x
  2. Step 2: Convert to fraction form
    35,417.19/53,108.83 = 20,630.32/x
  3. Step 3: Cross multiply
    35,417.19x = 53,108.83 × 20,630.32
  4. Step 4: Simplify right side
    35,417.19x = 1,095,652,157.73
  5. Step 5: Solve for x
    x = 1,095,652,157.73/35,417.19
  6. Step 6: Final answer
    x = 30,935.60

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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.