Home / 39,473.02-54,472.14-21,567.64

Finding the Fourth Proportional to 39,473.02, 54,472.14 and 21,567.64

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Solution

The fourth proportional to 39,473.02, 54,472.14 and 21,567.64 is: 29,763.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,473.02 : 54,472.14 = 21,567.64 : x
  2. Step 2: Convert to fraction form
    39,473.02/54,472.14 = 21,567.64/x
  3. Step 3: Cross multiply
    39,473.02x = 54,472.14 × 21,567.64
  4. Step 4: Simplify right side
    39,473.02x = 1,174,835,505.55
  5. Step 5: Solve for x
    x = 1,174,835,505.55/39,473.02
  6. Step 6: Final answer
    x = 29,763.00

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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.