Home / 35,957.14-53,898.29-20,138.98

Finding the Fourth Proportional to 35,957.14, 53,898.29 and 20,138.98

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Solution

The fourth proportional to 35,957.14, 53,898.29 and 20,138.98 is: 30,187.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,957.14 : 53,898.29 = 20,138.98 : x
  2. Step 2: Convert to fraction form
    35,957.14/53,898.29 = 20,138.98/x
  3. Step 3: Cross multiply
    35,957.14x = 53,898.29 × 20,138.98
  4. Step 4: Simplify right side
    35,957.14x = 1,085,456,214.16
  5. Step 5: Solve for x
    x = 1,085,456,214.16/35,957.14
  6. Step 6: Final answer
    x = 30,187.50

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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.