Home / 37,276.79-51,442.16-21,362.18

Finding the Fourth Proportional to 37,276.79, 51,442.16 and 21,362.18

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Solution

The fourth proportional to 37,276.79, 51,442.16 and 21,362.18 is: 29,479.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,276.79 : 51,442.16 = 21,362.18 : x
  2. Step 2: Convert to fraction form
    37,276.79/51,442.16 = 21,362.18/x
  3. Step 3: Cross multiply
    37,276.79x = 51,442.16 × 21,362.18
  4. Step 4: Simplify right side
    37,276.79x = 1,098,916,317.49
  5. Step 5: Solve for x
    x = 1,098,916,317.49/37,276.79
  6. Step 6: Final answer
    x = 29,479.91

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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.