Home / 37,230.60-51,366.64-21,312.08

Finding the Fourth Proportional to 37,230.60, 51,366.64 and 21,312.08

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Solution

The fourth proportional to 37,230.60, 51,366.64 and 21,312.08 is: 29,404.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,230.60 : 51,366.64 = 21,312.08 : x
  2. Step 2: Convert to fraction form
    37,230.60/51,366.64 = 21,312.08/x
  3. Step 3: Cross multiply
    37,230.60x = 51,366.64 × 21,312.08
  4. Step 4: Simplify right side
    37,230.60x = 1,094,729,941.01
  5. Step 5: Solve for x
    x = 1,094,729,941.01/37,230.60
  6. Step 6: Final answer
    x = 29,404.04

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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.