Home / 39,077.18-53,927.40-22,949.12

Finding the Fourth Proportional to 39,077.18, 53,927.40 and 22,949.12

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Solution

The fourth proportional to 39,077.18, 53,927.40 and 22,949.12 is: 31,670.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,077.18 : 53,927.40 = 22,949.12 : x
  2. Step 2: Convert to fraction form
    39,077.18/53,927.40 = 22,949.12/x
  3. Step 3: Cross multiply
    39,077.18x = 53,927.40 × 22,949.12
  4. Step 4: Simplify right side
    39,077.18x = 1,237,586,401.13
  5. Step 5: Solve for x
    x = 1,237,586,401.13/39,077.18
  6. Step 6: Final answer
    x = 31,670.31

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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.