Home / 39,598.54-54,646.95-21,693.56

Finding the Fourth Proportional to 39,598.54, 54,646.95 and 21,693.56

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Solution

The fourth proportional to 39,598.54, 54,646.95 and 21,693.56 is: 29,937.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,598.54 : 54,646.95 = 21,693.56 : x
  2. Step 2: Convert to fraction form
    39,598.54/54,646.95 = 21,693.56/x
  3. Step 3: Cross multiply
    39,598.54x = 54,646.95 × 21,693.56
  4. Step 4: Simplify right side
    39,598.54x = 1,185,486,696.76
  5. Step 5: Solve for x
    x = 1,185,486,696.76/39,598.54
  6. Step 6: Final answer
    x = 29,937.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.