Home / 35,966.54-53,965.34-19,307.12

Finding the Fourth Proportional to 35,966.54, 53,965.34 and 19,307.12

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Solution

The fourth proportional to 35,966.54, 53,965.34 and 19,307.12 is: 28,969.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,966.54 : 53,965.34 = 19,307.12 : x
  2. Step 2: Convert to fraction form
    35,966.54/53,965.34 = 19,307.12/x
  3. Step 3: Cross multiply
    35,966.54x = 53,965.34 × 19,307.12
  4. Step 4: Simplify right side
    35,966.54x = 1,041,915,295.22
  5. Step 5: Solve for x
    x = 1,041,915,295.22/35,966.54
  6. Step 6: Final answer
    x = 28,969.02

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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.